@ -1,6 +1,402 @@
# Change Log
All notable changes to this project will be documented in this file. This project adheres to [Semantic Versioning ](http://semver.org/ ).
## [v3.0.0 ](https://github.com/nlohmann/json/releases/tag/v3.0.0 ) (2017-12-17)
[Full Changelog ](https://github.com/nlohmann/json/compare/v2.1.1...v3.0.0 )
- unicode strings [\#878 ](https://github.com/nlohmann/json/issues/878 )
- Visual Studio 2017 15.5 C++17 std::allocator deprecations [\#872 ](https://github.com/nlohmann/json/issues/872 )
- Typo "excpetion" [\#869 ](https://github.com/nlohmann/json/issues/869 )
- Explicit array example in README.md incorrect [\#867 ](https://github.com/nlohmann/json/issues/867 )
- why don't you release this from Feb. ? [\#865 ](https://github.com/nlohmann/json/issues/865 )
- json::parse throws std::invalid\_argument when processing string generated by json::dump\(\) [\#863 ](https://github.com/nlohmann/json/issues/863 )
- code analysis: potential bug? [\#859 ](https://github.com/nlohmann/json/issues/859 )
- MSVC2017, 15.5 new issues. [\#857 ](https://github.com/nlohmann/json/issues/857 )
- very basic: fetching string value/content without quotes [\#853 ](https://github.com/nlohmann/json/issues/853 )
- Ambiguous function call to get with pointer type and constant json object in VS2015 \(15.4.4\) [\#852 ](https://github.com/nlohmann/json/issues/852 )
- How to put object in the array as a member? [\#850 ](https://github.com/nlohmann/json/issues/850 )
- misclick, please ignore [\#849 ](https://github.com/nlohmann/json/issues/849 )
- Make XML great again. [\#847 ](https://github.com/nlohmann/json/issues/847 )
- Converting to array not working [\#843 ](https://github.com/nlohmann/json/issues/843 )
- Iteration weirdness [\#842 ](https://github.com/nlohmann/json/issues/842 )
- Use reference or pointer as Object value [\#841 ](https://github.com/nlohmann/json/issues/841 )
- Ambiguity in parsing nested maps [\#840 ](https://github.com/nlohmann/json/issues/840 )
- could not find from\_json\(\) method in T's namespace [\#839 ](https://github.com/nlohmann/json/issues/839 )
- Incorrect parse error with binary data in keys? [\#838 ](https://github.com/nlohmann/json/issues/838 )
- using dump\(\) when std::wstring is StringType with VS2017 [\#836 ](https://github.com/nlohmann/json/issues/836 )
- Show the path of the currently parsed value when an error occurs [\#835 ](https://github.com/nlohmann/json/issues/835 )
- Repetitive data type while reading [\#833 ](https://github.com/nlohmann/json/issues/833 )
- Stack-overflow \(OSS-Fuzz 4234\) [\#832 ](https://github.com/nlohmann/json/issues/832 )
- Storing multiple types inside map [\#831 ](https://github.com/nlohmann/json/issues/831 )
- Application terminating [\#830 ](https://github.com/nlohmann/json/issues/830 )
- Missing CMake hunter package? [\#828 ](https://github.com/nlohmann/json/issues/828 )
- std::map\<std::string, std::string\> from json object yields C2665: 'std::pair\<const \_Kty,\_Ty\>::pair': none of the 2 overloads could convert all the argument types [\#827 ](https://github.com/nlohmann/json/issues/827 )
- object.dump gives quoted string, want to use .dump\(\) to generate javascripts. [\#826 ](https://github.com/nlohmann/json/issues/826 )
- Assertion failed on \["NoExistKey"\] of an not existing key of const json& [\#825 ](https://github.com/nlohmann/json/issues/825 )
- vs2015 error : static member will remain uninitialized at runtime but use in constant-expressions is supported [\#824 ](https://github.com/nlohmann/json/issues/824 )
- Code Checking Warnings from json.hpp on VS2017 Community [\#821 ](https://github.com/nlohmann/json/issues/821 )
- Missing iostream in try online [\#820 ](https://github.com/nlohmann/json/issues/820 )
- Floating point value loses decimal point during dump [\#818 ](https://github.com/nlohmann/json/issues/818 )
- Conan package for the library [\#817 ](https://github.com/nlohmann/json/issues/817 )
- stream error [\#815 ](https://github.com/nlohmann/json/issues/815 )
- Link error when using find\(\) on the latest commit [\#814 ](https://github.com/nlohmann/json/issues/814 )
- ABI issue with json object between 2 shared libraries [\#813 ](https://github.com/nlohmann/json/issues/813 )
- scan\_string\(\) return token\_type::parse\_error; when parse ansi file [\#812 ](https://github.com/nlohmann/json/issues/812 )
- segfault when using fifo\_map with json [\#810 ](https://github.com/nlohmann/json/issues/810 )
- This shit is shit [\#809 ](https://github.com/nlohmann/json/issues/809 )
- \_finite and \_isnan are no members of "std" [\#808 ](https://github.com/nlohmann/json/issues/808 )
- how to print out the line which causing exception? [\#806 ](https://github.com/nlohmann/json/issues/806 )
- {} uses copy constructor, while = does not [\#805 ](https://github.com/nlohmann/json/issues/805 )
- json.hpp:8955: multiple definition of function that is not defined twice or more. [\#804 ](https://github.com/nlohmann/json/issues/804 )
- \[question\] to\_json for base and derived class [\#803 ](https://github.com/nlohmann/json/issues/803 )
- Misleading error message - unexpected '"' - on incorrect utf-8 symbol [\#802 ](https://github.com/nlohmann/json/issues/802 )
- json data = std::string\_view\("hi"\); doesn't work? [\#801 ](https://github.com/nlohmann/json/issues/801 )
- Thread safety of parse\(\) [\#800 ](https://github.com/nlohmann/json/issues/800 )
- Numbers as strings [\#799 ](https://github.com/nlohmann/json/issues/799 )
- Tests failing on arm [\#797 ](https://github.com/nlohmann/json/issues/797 )
- Using your library \(without modification\) in another library [\#796 ](https://github.com/nlohmann/json/issues/796 )
- Iterating over sub-object [\#794 ](https://github.com/nlohmann/json/issues/794 )
- how to get the json object again from which printed by the method of dump\(\) [\#792 ](https://github.com/nlohmann/json/issues/792 )
- ppa to include source [\#791 ](https://github.com/nlohmann/json/issues/791 )
- Different include paths in macOS and Ubuntu [\#790 ](https://github.com/nlohmann/json/issues/790 )
- Missing break after line 12886 in switch/case [\#789 ](https://github.com/nlohmann/json/issues/789 )
- All unit tests fail? [\#787 ](https://github.com/nlohmann/json/issues/787 )
- More use of move semantics in deserialization [\#786 ](https://github.com/nlohmann/json/issues/786 )
- warning C4706 - Visual Studio 2017 \(/W4\) [\#784 ](https://github.com/nlohmann/json/issues/784 )
- Compile error in clang 5.0 [\#782 ](https://github.com/nlohmann/json/issues/782 )
- Error Installing appium\_lib with Ruby v2.4.2 Due to JSON [\#781 ](https://github.com/nlohmann/json/issues/781 )
- ::get\<int\>\(\) fails in new\(er\) release \[MSVC\] [\#780 ](https://github.com/nlohmann/json/issues/780 )
- Type Conversion [\#779 ](https://github.com/nlohmann/json/issues/779 )
- Segfault on nested parsing [\#778 ](https://github.com/nlohmann/json/issues/778 )
- Build warnings: shadowing exception id [\#776 ](https://github.com/nlohmann/json/issues/776 )
- multi-level JSON support. [\#775 ](https://github.com/nlohmann/json/issues/775 )
- SIGABRT on dump\(\) [\#773 ](https://github.com/nlohmann/json/issues/773 )
- \[Question\] Custom StringType template parameter \(possibility for a KeyType template parameter\) [\#772 ](https://github.com/nlohmann/json/issues/772 )
- constexpr ALL the Things! [\#771 ](https://github.com/nlohmann/json/issues/771 )
- error: ‘ ’ ‘ ’ \#770 ](https://github.com/nlohmann/json/issues/770 )
- Program calls abort function [\#769 ](https://github.com/nlohmann/json/issues/769 )
- \[Question\] Floating point resolution config during dump\(\) ? [\#768 ](https://github.com/nlohmann/json/issues/768 )
- make check - no test ran [\#767 ](https://github.com/nlohmann/json/issues/767 )
- The library cannot work properly with custom allocator based containers [\#766 ](https://github.com/nlohmann/json/issues/766 )
- Documentation or feature request. [\#763 ](https://github.com/nlohmann/json/issues/763 )
- warnings in msvc about mix/max macro while windows.h is used in the project [\#762 ](https://github.com/nlohmann/json/issues/762 )
- std::signbit ambiguous [\#761 ](https://github.com/nlohmann/json/issues/761 )
- How to use value for std::experimental::optional type? [\#760 ](https://github.com/nlohmann/json/issues/760 )
- Cannot load json file properly [\#759 ](https://github.com/nlohmann/json/issues/759 )
- Compilation error with unordered\_map\< int, int \> [\#758 ](https://github.com/nlohmann/json/issues/758 )
- CBOR string [\#757 ](https://github.com/nlohmann/json/issues/757 )
- Proposal: out\_of\_range should be a subclass of std::out\_of\_range [\#756 ](https://github.com/nlohmann/json/issues/756 )
- Compiling with icpc [\#755 ](https://github.com/nlohmann/json/issues/755 )
- Getter is setting the value to null if the key does not exist [\#754 ](https://github.com/nlohmann/json/issues/754 )
- parsing works sometimes and crashes others [\#752 ](https://github.com/nlohmann/json/issues/752 )
- Static\_assert failed "incompatible pointer type" with Xcode [\#751 ](https://github.com/nlohmann/json/issues/751 )
- user-defined literal operator not found [\#750 ](https://github.com/nlohmann/json/issues/750 )
- getting clean string from it.key\(\) [\#748 ](https://github.com/nlohmann/json/issues/748 )
- Best method for exploring and obtaining values of nested json objects when the names are not known beforehand? [\#747 ](https://github.com/nlohmann/json/issues/747 )
- null char at the end of string [\#746 ](https://github.com/nlohmann/json/issues/746 )
- Incorrect sample for operator \>\> in docs [\#745 ](https://github.com/nlohmann/json/issues/745 )
- User-friendly documentation [\#744 ](https://github.com/nlohmann/json/issues/744 )
- Retrieve all values that match a json path [\#743 ](https://github.com/nlohmann/json/issues/743 )
- Compilation issue with gcc 7.2 [\#742 ](https://github.com/nlohmann/json/issues/742 )
- CMake target nlohmann\_json does not have src into its interface includes [\#741 ](https://github.com/nlohmann/json/issues/741 )
- Error when serializing empty json: type must be string, but is object [\#740 ](https://github.com/nlohmann/json/issues/740 )
- Conversion error for std::map\<int, std::string\> [\#739 ](https://github.com/nlohmann/json/issues/739 )
- Dumping Json to file as array [\#738 ](https://github.com/nlohmann/json/issues/738 )
- nesting json objects [\#737 ](https://github.com/nlohmann/json/issues/737 )
- where to find general help? [\#736 ](https://github.com/nlohmann/json/issues/736 )
- Compilation Error on Clang 5.0 Upgrade [\#735 ](https://github.com/nlohmann/json/issues/735 )
- Compilation error with std::map\<std::string, std::string\> on vs 2015 [\#734 ](https://github.com/nlohmann/json/issues/734 )
- Benchmarks for Binary formats [\#733 ](https://github.com/nlohmann/json/issues/733 )
- Move test blobs to a submodule? [\#732 ](https://github.com/nlohmann/json/issues/732 )
- Support \n symbols in json string. [\#731 ](https://github.com/nlohmann/json/issues/731 )
- Project's name is too generic and hard to search for [\#730 ](https://github.com/nlohmann/json/issues/730 )
- Visual Studio 2015 IntelliTrace problems [\#729 ](https://github.com/nlohmann/json/issues/729 )
- How to erase nested objects inside other objects? [\#728 ](https://github.com/nlohmann/json/issues/728 )
- How to prevent alphabetical sorting of data? [\#727 ](https://github.com/nlohmann/json/issues/727 )
- Serialization for CBOR [\#726 ](https://github.com/nlohmann/json/issues/726 )
- Using json Object as value in a map [\#725 ](https://github.com/nlohmann/json/issues/725 )
- std::regex and nlohmann::json value [\#724 ](https://github.com/nlohmann/json/issues/724 )
- Warnings when compiling with VisualStudio 2015 [\#723 ](https://github.com/nlohmann/json/issues/723 )
- Has this lib the unicode \(wstring\) support? [\#722 ](https://github.com/nlohmann/json/issues/722 )
- When will be 3.0 in master? [\#721 ](https://github.com/nlohmann/json/issues/721 )
- Determine the type from error message. [\#720 ](https://github.com/nlohmann/json/issues/720 )
- Compile-Error C2100 \(MS VS2015\) in line 887 json.hpp [\#719 ](https://github.com/nlohmann/json/issues/719 )
- from\_json not working for boost::optional example [\#718 ](https://github.com/nlohmann/json/issues/718 )
- about from\_json and to\_json function [\#717 ](https://github.com/nlohmann/json/issues/717 )
- How to deserialize array with derived objects [\#716 ](https://github.com/nlohmann/json/issues/716 )
- How to detect parse failure? [\#715 ](https://github.com/nlohmann/json/issues/715 )
- Parse throw std::ios\_base::failure exception when failbit set to true [\#714 ](https://github.com/nlohmann/json/issues/714 )
- Is there a way of format just making a pretty print without changing the key's orders ? [\#713 ](https://github.com/nlohmann/json/issues/713 )
- Serialization of array of not same model items [\#712 ](https://github.com/nlohmann/json/issues/712 )
- pointer to json parse vector [\#711 ](https://github.com/nlohmann/json/issues/711 )
- Gtest SEH Exception [\#709 ](https://github.com/nlohmann/json/issues/709 )
- broken from\_json implementation for pair and tuple [\#707 ](https://github.com/nlohmann/json/issues/707 )
- Unevaluated lambda in assert breaks gcc 7 build [\#705 ](https://github.com/nlohmann/json/issues/705 )
- Issues when adding values to firebase database [\#704 ](https://github.com/nlohmann/json/issues/704 )
- Floating point equality - revisited [\#703 ](https://github.com/nlohmann/json/issues/703 )
- Conversion from valarray\<double\> to json fails to build [\#702 ](https://github.com/nlohmann/json/issues/702 )
- internal compiler error \(gcc7\) [\#701 ](https://github.com/nlohmann/json/issues/701 )
- One build system to rule them all [\#698 ](https://github.com/nlohmann/json/issues/698 )
- Generated nlohmann\_jsonConfig.cmake does not set JSON\_INCLUDE\_DIR [\#695 ](https://github.com/nlohmann/json/issues/695 )
- support the Chinese language in json string [\#694 ](https://github.com/nlohmann/json/issues/694 )
- NaN problem within develop branch [\#693 ](https://github.com/nlohmann/json/issues/693 )
- Please post example of specialization for boost::filesystem [\#692 ](https://github.com/nlohmann/json/issues/692 )
- Impossible to do an array of composite objects [\#691 ](https://github.com/nlohmann/json/issues/691 )
- How to save json to file? [\#690 ](https://github.com/nlohmann/json/issues/690 )
- my simple json parser [\#689 ](https://github.com/nlohmann/json/issues/689 )
- problem with new struct parsing syntax [\#688 ](https://github.com/nlohmann/json/issues/688 )
- Parse error while parse the json string contains UTF 8 encoded document bytes string [\#684 ](https://github.com/nlohmann/json/issues/684 )
- \[question\] how to get a string value by pointer [\#683 ](https://github.com/nlohmann/json/issues/683 )
- create json object from string variable [\#681 ](https://github.com/nlohmann/json/issues/681 )
- adl\_serializer and CRTP [\#680 ](https://github.com/nlohmann/json/issues/680 )
- Is there a way to control the precision of serialized floating point numbers? [\#677 ](https://github.com/nlohmann/json/issues/677 )
- Is there a way to get the path of a value? [\#676 ](https://github.com/nlohmann/json/issues/676 )
- Could the parser locate errors to line? [\#675 ](https://github.com/nlohmann/json/issues/675 )
- There is performance inefficiency found by coverity tool json2.1.1/include/nlohmann/json.hpp [\#673 ](https://github.com/nlohmann/json/issues/673 )
- include problem, when cmake on osx [\#672 ](https://github.com/nlohmann/json/issues/672 )
- Operator= ambiguous in C++1z and GCC 7.1.1 [\#670 ](https://github.com/nlohmann/json/issues/670 )
- should't the cmake install target be to nlohman/json.hpp [\#668 ](https://github.com/nlohmann/json/issues/668 )
- deserialise from `std::vector` [\#667 ](https://github.com/nlohmann/json/issues/667 )
- How to iterate? [\#665 ](https://github.com/nlohmann/json/issues/665 )
- could this json lib work on windows? [\#664 ](https://github.com/nlohmann/json/issues/664 )
- How does from\_json work? [\#662 ](https://github.com/nlohmann/json/issues/662 )
- insert\(or merge\) object should replace same key , not ignore [\#661 ](https://github.com/nlohmann/json/issues/661 )
- Why is an object ordering values by Alphabetical Order? [\#660 ](https://github.com/nlohmann/json/issues/660 )
- Parse method doesn't handle newlines. [\#659 ](https://github.com/nlohmann/json/issues/659 )
- Compilation "note" on GCC 6 ARM [\#658 ](https://github.com/nlohmann/json/issues/658 )
- Adding additional push\_back/operator+= rvalue overloads for JSON object [\#657 ](https://github.com/nlohmann/json/issues/657 )
- dump's parameter "ensure\_ascii" creates too long sequences [\#656 ](https://github.com/nlohmann/json/issues/656 )
- Question: parsing `void \*` [\#655 ](https://github.com/nlohmann/json/issues/655 )
- how should I check a string is valid JSON string ? [\#653 ](https://github.com/nlohmann/json/issues/653 )
- Question: thread safety of read only accesses [\#651 ](https://github.com/nlohmann/json/issues/651 )
- Eclipse: Method 'size' could not be resolved [\#649 ](https://github.com/nlohmann/json/issues/649 )
- Update/Add object fields [\#648 ](https://github.com/nlohmann/json/issues/648 )
- No exception raised for Out Of Range input of numbers [\#647 ](https://github.com/nlohmann/json/issues/647 )
- Package Name [\#646 ](https://github.com/nlohmann/json/issues/646 )
- What is the meaning of operator\[\]\(T\* key\) [\#645 ](https://github.com/nlohmann/json/issues/645 )
- Which is the correct way to json objects as parameters to functions? [\#644 ](https://github.com/nlohmann/json/issues/644 )
- Method to get string representations of values [\#642 ](https://github.com/nlohmann/json/issues/642 )
- CBOR serialization of a given JSON value does not serialize [\#641 ](https://github.com/nlohmann/json/issues/641 )
- Are we forced to use "-fexceptions" flag in android ndk project [\#640 ](https://github.com/nlohmann/json/issues/640 )
- Comparison of objects containing floats [\#639 ](https://github.com/nlohmann/json/issues/639 )
- 'localeconv' is not supported by NDK for SDK \<=20 [\#638 ](https://github.com/nlohmann/json/issues/638 )
- \[Question\] cLion integration [\#637 ](https://github.com/nlohmann/json/issues/637 )
- How to construct an iteratable usage in nlohmann json? [\#636 ](https://github.com/nlohmann/json/issues/636 )
- \[Question\] copy assign json-container to vector [\#635 ](https://github.com/nlohmann/json/issues/635 )
- Get size without .dump\(\) [\#634 ](https://github.com/nlohmann/json/issues/634 )
- Segmentation fault when parsing invalid json file [\#633 ](https://github.com/nlohmann/json/issues/633 )
- How to serialize from json to vector\<customType\>? [\#632 ](https://github.com/nlohmann/json/issues/632 )
- no member named 'thousands\_sep' in 'lconv' [\#631 ](https://github.com/nlohmann/json/issues/631 )
- \[Question\] Any fork for \(the unsupported\) Visual Studio 2012 version? [\#628 ](https://github.com/nlohmann/json/issues/628 )
- Dependency injection in serializer [\#627 ](https://github.com/nlohmann/json/issues/627 )
- from\_json for std::array [\#625 ](https://github.com/nlohmann/json/issues/625 )
- Discussion: How to structure the parsing function families [\#623 ](https://github.com/nlohmann/json/issues/623 )
- Question: How to erase subtree [\#622 ](https://github.com/nlohmann/json/issues/622 )
- Insertion into nested json field [\#621 ](https://github.com/nlohmann/json/issues/621 )
- \[Question\] When using this as git submodule, will it clone the whole thing include test data and benchmark? [\#620 ](https://github.com/nlohmann/json/issues/620 )
- Question: return static json object from function [\#618 ](https://github.com/nlohmann/json/issues/618 )
- icc16 error [\#617 ](https://github.com/nlohmann/json/issues/617 )
- \[-Wdeprecated-declarations\] in row `j \>\> ss;` in file `json.hpp:7405:26` and FAILED unit tests with MinGWx64! [\#616 ](https://github.com/nlohmann/json/issues/616 )
- to\_json for pairs, tuples [\#614 ](https://github.com/nlohmann/json/issues/614 )
- Using uninitialized memory 'buf' in line 11173 v2.1.1? [\#613 ](https://github.com/nlohmann/json/issues/613 )
- How to parse multiple same Keys of JSON and save them? [\#612 ](https://github.com/nlohmann/json/issues/612 )
- "Multiple declarations" error when using types defined with `typedef` [\#611 ](https://github.com/nlohmann/json/issues/611 )
- 2.1.1+ breaks compilation of shared\_ptr\<json\> == 0 [\#610 ](https://github.com/nlohmann/json/issues/610 )
- a bug of inheritance ? [\#608 ](https://github.com/nlohmann/json/issues/608 )
- std::map key conversion with to\_json [\#607 ](https://github.com/nlohmann/json/issues/607 )
- json.hpp:6384:62: error: wrong number of template arguments \(1, should be 2\) [\#606 ](https://github.com/nlohmann/json/issues/606 )
- Incremental parsing: Where's the push version? [\#605 ](https://github.com/nlohmann/json/issues/605 )
- Is there a way to validate the structure of a json object ? [\#604 ](https://github.com/nlohmann/json/issues/604 )
- \[Question\] Issue when using Appveyor when compiling library [\#603 ](https://github.com/nlohmann/json/issues/603 )
- BOM not skipped when using json:parse\(iterator\) [\#602 ](https://github.com/nlohmann/json/issues/602 )
- Use of the binary type in CBOR and Message Pack [\#601 ](https://github.com/nlohmann/json/issues/601 )
- Newbie issue: how does one convert a map in Json back to std::map? [\#600 ](https://github.com/nlohmann/json/issues/600 )
- Plugin system [\#599 ](https://github.com/nlohmann/json/issues/599 )
- Feature request: Comments [\#597 ](https://github.com/nlohmann/json/issues/597 )
- Using custom types for scalars? [\#596 ](https://github.com/nlohmann/json/issues/596 )
- Issues with the arithmetic in iterator and reverse iterator [\#593 ](https://github.com/nlohmann/json/issues/593 )
- not enough examples [\#592 ](https://github.com/nlohmann/json/issues/592 )
- in-class initialization for type 'const T' is not yet implemented [\#591 ](https://github.com/nlohmann/json/issues/591 )
- compiling with gcc 7 -\> error on bool operator \< [\#590 ](https://github.com/nlohmann/json/issues/590 )
- Parsing from stream leads to an array [\#589 ](https://github.com/nlohmann/json/issues/589 )
- Buggy support for binary string data [\#587 ](https://github.com/nlohmann/json/issues/587 )
- C++17's ambiguous conversion [\#586 ](https://github.com/nlohmann/json/issues/586 )
- How does the messagepack encoding/decoding compare to msgpack-cpp in terms of performance? [\#585 ](https://github.com/nlohmann/json/issues/585 )
- is it possible to check existence of a value deep in hierarchy? [\#584 ](https://github.com/nlohmann/json/issues/584 )
- loading from a stream and exceptions [\#582 ](https://github.com/nlohmann/json/issues/582 )
- Visual Studio seems not to have all min\(\) function versions [\#581 ](https://github.com/nlohmann/json/issues/581 )
- Supporting of the json schema [\#580 ](https://github.com/nlohmann/json/issues/580 )
- Stack-overflow \(OSS-Fuzz 1444\) [\#577 ](https://github.com/nlohmann/json/issues/577 )
- Heap-buffer-overflow \(OSS-Fuzz 1400\) [\#575 ](https://github.com/nlohmann/json/issues/575 )
- JSON escape quotes [\#574 ](https://github.com/nlohmann/json/issues/574 )
- error: static\_assert failed [\#573 ](https://github.com/nlohmann/json/issues/573 )
- Storing floats, and round trip serialisation/deserialisation diffs [\#572 ](https://github.com/nlohmann/json/issues/572 )
- JSON.getLong produces inconsistent results [\#571 ](https://github.com/nlohmann/json/issues/571 )
- Request: Object.at\(\) with default return value [\#570 ](https://github.com/nlohmann/json/issues/570 )
- Internal structure gets corrupted while parsing [\#569 ](https://github.com/nlohmann/json/issues/569 )
- create template \<typename Iter\> basic\_json from\_cbor\(Iter begin, Iter end\) [\#568 ](https://github.com/nlohmann/json/issues/568 )
- Need to improve ignores.. [\#567 ](https://github.com/nlohmann/json/issues/567 )
- Conan.io [\#566 ](https://github.com/nlohmann/json/issues/566 )
- contradictory documentation regarding json::find [\#565 ](https://github.com/nlohmann/json/issues/565 )
- Unexpected '\"' in middle of array [\#564 ](https://github.com/nlohmann/json/issues/564 )
- Support parse std::pair to Json object [\#563 ](https://github.com/nlohmann/json/issues/563 )
- json and Microsoft Visual c++ Compiler Nov 2012 CTP [\#562 ](https://github.com/nlohmann/json/issues/562 )
- from\_json declaration order and exceptions [\#561 ](https://github.com/nlohmann/json/issues/561 )
- Tip: Don't upgrade to VS2017 if using json initializer list constructs [\#559 ](https://github.com/nlohmann/json/issues/559 )
- parse error - unexpected end of input [\#558 ](https://github.com/nlohmann/json/issues/558 )
- Cant modify existing numbers inside a json object [\#557 ](https://github.com/nlohmann/json/issues/557 )
- Minimal repository \(current size very large\) [\#556 ](https://github.com/nlohmann/json/issues/556 )
- Better support for SAX style serialize and deserialize in new version? [\#554 ](https://github.com/nlohmann/json/issues/554 )
- Cannot convert from json array to std::array [\#553 ](https://github.com/nlohmann/json/issues/553 )
- Do not define an unnamed namespace in a header file \(DCL59-CPP\) [\#552 ](https://github.com/nlohmann/json/issues/552 )
- Parse error on known good json file [\#551 ](https://github.com/nlohmann/json/issues/551 )
- Warning on Intel compiler \(icc 17\) [\#550 ](https://github.com/nlohmann/json/issues/550 )
- multiple versions of 'vsnprintf' [\#549 ](https://github.com/nlohmann/json/issues/549 )
- illegal indirection [\#548 ](https://github.com/nlohmann/json/issues/548 )
- Ambiguous compare operators with clang-5.0 [\#547 ](https://github.com/nlohmann/json/issues/547 )
- Using tsl::ordered\_map [\#546 ](https://github.com/nlohmann/json/issues/546 )
- Compiler support errors are inconvenient [\#544 ](https://github.com/nlohmann/json/issues/544 )
- Head Elements Sorting [\#543 ](https://github.com/nlohmann/json/issues/543 )
- Duplicate symbols error happens while to\_json/from\_json method implemented inside entity definition header file [\#542 ](https://github.com/nlohmann/json/issues/542 )
- consider adding a bool json::is\_valid\(std::string const& \) non-member function [\#541 ](https://github.com/nlohmann/json/issues/541 )
- Help request [\#539 ](https://github.com/nlohmann/json/issues/539 )
- How to deal with missing keys in `from\_json` ? [\#538 ](https://github.com/nlohmann/json/issues/538 )
- recursive from\_msgpack implementation will stack overflow [\#537 ](https://github.com/nlohmann/json/issues/537 )
- Exception objects must be nothrow copy constructible \(ERR60-CPP\) [\#531 ](https://github.com/nlohmann/json/issues/531 )
- Support for multiple root elements [\#529 ](https://github.com/nlohmann/json/issues/529 )
- Port has\_shape from dropbox/json11 [\#528 ](https://github.com/nlohmann/json/issues/528 )
- dump\_float: truncation from ptrdiff\_t to long [\#527 ](https://github.com/nlohmann/json/issues/527 )
- Make exception base class visible in basic\_json [\#525 ](https://github.com/nlohmann/json/issues/525 )
- msgpack unit test failures on ppc64 arch [\#524 ](https://github.com/nlohmann/json/issues/524 )
- How about split the implementation out, and only leave the interface? [\#523 ](https://github.com/nlohmann/json/issues/523 )
- VC++2017 not enough actual parameters for macro 'max' [\#522 ](https://github.com/nlohmann/json/issues/522 )
- crash on empty ifstream [\#521 ](https://github.com/nlohmann/json/issues/521 )
- Suggestion: Support tabs for indentation when serializing to stream. [\#520 ](https://github.com/nlohmann/json/issues/520 )
- Abrt in get\_number \(OSS-Fuzz 885\) [\#519 ](https://github.com/nlohmann/json/issues/519 )
- Abrt on unknown address \(OSS-Fuzz 884\) [\#518 ](https://github.com/nlohmann/json/issues/518 )
- Stack-overflow \(OSS-Fuzz 869\) [\#517 ](https://github.com/nlohmann/json/issues/517 )
- Assertion error \(OSS-Fuzz 868\) [\#516 ](https://github.com/nlohmann/json/issues/516 )
- NaN to json and back [\#515 ](https://github.com/nlohmann/json/issues/515 )
- Comparison of NaN [\#514 ](https://github.com/nlohmann/json/issues/514 )
- why it's not possible to serialize c++11 enums directly [\#513 ](https://github.com/nlohmann/json/issues/513 )
- clang compile error: use of overloaded operator '\<=' is ambiguous with \(nlohmann::json{{"a", 5}}\)\["a"\] \<= 10 [\#512 ](https://github.com/nlohmann/json/issues/512 )
- Why not also look inside the type for \(static\) to\_json and from\_json funtions? [\#511 ](https://github.com/nlohmann/json/issues/511 )
- Parser issues [\#509 ](https://github.com/nlohmann/json/issues/509 )
- I may not understand [\#507 ](https://github.com/nlohmann/json/issues/507 )
- VS2017 min / max problem for 2.1.1 [\#506 ](https://github.com/nlohmann/json/issues/506 )
- CBOR/MessagePack is not read until the end [\#505 ](https://github.com/nlohmann/json/issues/505 )
- Assertion error \(OSS-Fuzz 856\) [\#504 ](https://github.com/nlohmann/json/issues/504 )
- Return position in parse error exceptions [\#503 ](https://github.com/nlohmann/json/issues/503 )
- conversion from/to C array is not supported [\#502 ](https://github.com/nlohmann/json/issues/502 )
- error C2338: could not find to\_json\(\) method in T's namespace [\#501 ](https://github.com/nlohmann/json/issues/501 )
- Test suite fails in en\_GB.UTF-8 [\#500 ](https://github.com/nlohmann/json/issues/500 )
- cannot use operator\[\] with number [\#499 ](https://github.com/nlohmann/json/issues/499 )
- consider using \_\_cpp\_exceptions and/or \_\_EXCEPTIONS to disable/enable exception support [\#498 ](https://github.com/nlohmann/json/issues/498 )
- Stack-overflow \(OSS-Fuzz issue 814\) [\#497 ](https://github.com/nlohmann/json/issues/497 )
- Using in Unreal Engine - handling custom types conversion [\#495 ](https://github.com/nlohmann/json/issues/495 )
- Conversion from vector\<bool\> to json fails to build [\#494 ](https://github.com/nlohmann/json/issues/494 )
- fill\_line\_buffer incorrectly tests m\_stream for eof but not fail or bad bits [\#493 ](https://github.com/nlohmann/json/issues/493 )
- Compiling with \_GLIBCXX\_DEBUG yields iterator-comparison warnings during tests [\#492 ](https://github.com/nlohmann/json/issues/492 )
- crapy interface [\#491 ](https://github.com/nlohmann/json/issues/491 )
- Fix Visual Studo 2013 builds. [\#490 ](https://github.com/nlohmann/json/issues/490 )
- Failed to compile with -D\_GLIBCXX\_PARALLEL [\#489 ](https://github.com/nlohmann/json/issues/489 )
- Input several field with the same name [\#488 ](https://github.com/nlohmann/json/issues/488 )
- read in .json file yields strange sizes [\#487 ](https://github.com/nlohmann/json/issues/487 )
- json::value\_t can't be a map's key type in VC++ 2015 [\#486 ](https://github.com/nlohmann/json/issues/486 )
- Using fifo\_map [\#485 ](https://github.com/nlohmann/json/issues/485 )
- Cannot get float pointer for value stored as `0` [\#484 ](https://github.com/nlohmann/json/issues/484 )
- byte string support [\#483 ](https://github.com/nlohmann/json/issues/483 )
- For a header-only library you have to clone 214MB [\#482 ](https://github.com/nlohmann/json/issues/482 )
- https://github.com/nlohmann/json\#execute-unit-tests [\#481 ](https://github.com/nlohmann/json/issues/481 )
- Remove deprecated constructor basic\_json\(std::istream& \) [\#480 ](https://github.com/nlohmann/json/issues/480 )
- writing the binary json file? [\#479 ](https://github.com/nlohmann/json/issues/479 )
- CBOR/MessagePack from uint8\_t \* and size [\#478 ](https://github.com/nlohmann/json/issues/478 )
- Streaming binary representations [\#477 ](https://github.com/nlohmann/json/issues/477 )
- Reuse memory in to\_cbor and to\_msgpack functions [\#476 ](https://github.com/nlohmann/json/issues/476 )
- Error Using JSON Library with arrays C++ [\#475 ](https://github.com/nlohmann/json/issues/475 )
- Moving forward to version 3.0.0 [\#474 ](https://github.com/nlohmann/json/issues/474 )
- Inconsistent behavior in conversion to array type [\#473 ](https://github.com/nlohmann/json/issues/473 )
- Create a \[key:member\_pointer\] map to ease parsing custom types [\#471 ](https://github.com/nlohmann/json/issues/471 )
- MSVC 2015 update 2 [\#469 ](https://github.com/nlohmann/json/issues/469 )
- VS2017 implicit to std::string conversion fix. [\#464 ](https://github.com/nlohmann/json/issues/464 )
- How to make sure a string or string literal is a valid JSON? [\#458 ](https://github.com/nlohmann/json/issues/458 )
- basic\_json templated on a "policy" class [\#456 ](https://github.com/nlohmann/json/issues/456 )
- json::value\(const json\_pointer& , ValueType\) requires exceptions to return the default value. [\#440 ](https://github.com/nlohmann/json/issues/440 )
- is it possible merge two json object [\#428 ](https://github.com/nlohmann/json/issues/428 )
- Is it possible to turn this into a shared library? [\#420 ](https://github.com/nlohmann/json/issues/420 )
- Further thoughts on performance improvements [\#418 ](https://github.com/nlohmann/json/issues/418 )
- nan number stored as null [\#388 ](https://github.com/nlohmann/json/issues/388 )
- Behavior of operator\>\> should more closely resemble that of built-in overloads. [\#367 ](https://github.com/nlohmann/json/issues/367 )
- Request: range-based-for over a json-object to expose .first/.second [\#350 ](https://github.com/nlohmann/json/issues/350 )
- feature wish: JSONPath [\#343 ](https://github.com/nlohmann/json/issues/343 )
- UTF-8/Unicode escape and dump [\#330 ](https://github.com/nlohmann/json/issues/330 )
- Serialized value not always can be parsed. [\#329 ](https://github.com/nlohmann/json/issues/329 )
- Is there a way to forward declare nlohmann::json? [\#314 ](https://github.com/nlohmann/json/issues/314 )
- Exception line [\#301 ](https://github.com/nlohmann/json/issues/301 )
- Do not throw exception when default\_value's type does not match the actual type [\#278 ](https://github.com/nlohmann/json/issues/278 )
- dump\(\) method doesn't work with a custom allocator [\#268 ](https://github.com/nlohmann/json/issues/268 )
- Readme documentation enhancements [\#248 ](https://github.com/nlohmann/json/issues/248 )
- Use user-defined exceptions [\#244 ](https://github.com/nlohmann/json/issues/244 )
- Incorrect C++11 allocator model support [\#161 ](https://github.com/nlohmann/json/issues/161 )
- :white\_check\_mark: re-added tests for algorithms [\#879 ](https://github.com/nlohmann/json/pull/879 ) ([nlohmann](https://github.com/nlohmann))
- Overworked library toward 3.0.0 release [\#875 ](https://github.com/nlohmann/json/pull/875 ) ([nlohmann](https://github.com/nlohmann))
- :rotating\_light: remove C4996 warnings \#872 [\#873 ](https://github.com/nlohmann/json/pull/873 ) ([nlohmann](https://github.com/nlohmann))
- :boom: throwing an exception in case dump encounters a non-UTF-8 string \#838 [\#870 ](https://github.com/nlohmann/json/pull/870 ) ([nlohmann](https://github.com/nlohmann))
- :memo: fixing documentation \#867 [\#868 ](https://github.com/nlohmann/json/pull/868 ) ([nlohmann](https://github.com/nlohmann))
- iter\_impl template conformance with C++17 [\#860 ](https://github.com/nlohmann/json/pull/860 ) ([bogemic](https://github.com/bogemic))
- Std allocator conformance cpp17 [\#856 ](https://github.com/nlohmann/json/pull/856 ) ([bogemic](https://github.com/bogemic))
- cmake: use BUILD\_INTERFACE/INSTALL\_INTERFACE [\#855 ](https://github.com/nlohmann/json/pull/855 ) ([theodelrieu](https://github.com/theodelrieu))
- to/from\_json: add a MSVC-specific static\_assert to force a stacktrace [\#854 ](https://github.com/nlohmann/json/pull/854 ) ([theodelrieu](https://github.com/theodelrieu))
- Add .natvis for MSVC debug view [\#844 ](https://github.com/nlohmann/json/pull/844 ) ([TinyTinni](https://github.com/TinyTinni))
- Updated hunter package links [\#829 ](https://github.com/nlohmann/json/pull/829 ) ([jowr](https://github.com/jowr))
- Typos README [\#811 ](https://github.com/nlohmann/json/pull/811 ) ([Itja](https://github.com/Itja))
- add forwarding references to json\_ref constructor [\#807 ](https://github.com/nlohmann/json/pull/807 ) ([theodelrieu](https://github.com/theodelrieu))
- Add transparent comparator and perfect forwarding support to find\(\) and count\(\) [\#795 ](https://github.com/nlohmann/json/pull/795 ) ([jseward](https://github.com/jseward))
- Error : 'identifier "size\_t" is undefined' in linux [\#793 ](https://github.com/nlohmann/json/pull/793 ) ([sonulohani](https://github.com/sonulohani))
- Fix Visual Studio 2017 warnings [\#788 ](https://github.com/nlohmann/json/pull/788 ) ([jseward](https://github.com/jseward))
- Fix warning C4706 on Visual Studio 2017 [\#785 ](https://github.com/nlohmann/json/pull/785 ) ([jseward](https://github.com/jseward))
- Set GENERATE\_TAGFILE in Doxyfile [\#783 ](https://github.com/nlohmann/json/pull/783 ) ([eld00d](https://github.com/eld00d))
- using more CMake [\#765 ](https://github.com/nlohmann/json/pull/765 ) ([nlohmann](https://github.com/nlohmann))
- Simplified istream handing \#367 [\#764 ](https://github.com/nlohmann/json/pull/764 ) ([pjkundert](https://github.com/pjkundert))
- Add info for the vcpkg package. [\#753 ](https://github.com/nlohmann/json/pull/753 ) ([gregmarr](https://github.com/gregmarr))
- fix from\_json implementation for pair/tuple [\#708 ](https://github.com/nlohmann/json/pull/708 ) ([theodelrieu](https://github.com/theodelrieu))
- Update json.hpp [\#686 ](https://github.com/nlohmann/json/pull/686 ) ([GoWebProd](https://github.com/GoWebProd))
- Remove duplicate word [\#685 ](https://github.com/nlohmann/json/pull/685 ) ([daixtrose](https://github.com/daixtrose))
- To fix compilation issue for intel OSX compiler [\#682 ](https://github.com/nlohmann/json/pull/682 ) ([kbthomp1](https://github.com/kbthomp1))
- Digraph warning [\#679 ](https://github.com/nlohmann/json/pull/679 ) ([traits](https://github.com/traits))
- massage -\> message [\#678 ](https://github.com/nlohmann/json/pull/678 ) ([DmitryKuk](https://github.com/DmitryKuk))
- Fix "not constraint" grammar in docs [\#674 ](https://github.com/nlohmann/json/pull/674 ) ([wincent](https://github.com/wincent))
- Add documentation for integration with CMake and hunter [\#671 ](https://github.com/nlohmann/json/pull/671 ) ([dan-42](https://github.com/dan-42))
- REFACTOR: rewrite CMakeLists.txt for better inlcude and reuse [\#669 ](https://github.com/nlohmann/json/pull/669 ) ([dan-42](https://github.com/dan-42))
- enable\_testing only if the JSON\_BuildTests is ON [\#666 ](https://github.com/nlohmann/json/pull/666 ) ([effolkronium](https://github.com/effolkronium))
- Support moving from rvalues in std::initializer\_list [\#663 ](https://github.com/nlohmann/json/pull/663 ) ([himikof](https://github.com/himikof))
- add ensure\_ascii parameter to dump. \#330 [\#654 ](https://github.com/nlohmann/json/pull/654 ) ([ryanjmulder](https://github.com/ryanjmulder))
- Rename BuildTests to JSON\_BuildTests [\#652 ](https://github.com/nlohmann/json/pull/652 ) ([olegendo](https://github.com/olegendo))
- Don't include \<iostream\>, use std::make\_shared [\#650 ](https://github.com/nlohmann/json/pull/650 ) ([olegendo](https://github.com/olegendo))
- Refacto/split basic json [\#643 ](https://github.com/nlohmann/json/pull/643 ) ([theodelrieu](https://github.com/theodelrieu))
- fix typo in operator\_\_notequal example [\#630 ](https://github.com/nlohmann/json/pull/630 ) ([Chocobo1](https://github.com/Chocobo1))
- Fix MSVC warning C4819 [\#629 ](https://github.com/nlohmann/json/pull/629 ) ([Chocobo1](https://github.com/Chocobo1))
- \[BugFix\] Add parentheses around std::min [\#626 ](https://github.com/nlohmann/json/pull/626 ) ([koemeet](https://github.com/koemeet))
- add pair/tuple conversions [\#624 ](https://github.com/nlohmann/json/pull/624 ) ([theodelrieu](https://github.com/theodelrieu))
- remove std::pair support [\#615 ](https://github.com/nlohmann/json/pull/615 ) ([theodelrieu](https://github.com/theodelrieu))
- Add pair support, fix CompatibleObject conversions \(fixes \#600\) [\#609 ](https://github.com/nlohmann/json/pull/609 ) ([theodelrieu](https://github.com/theodelrieu))
- \#550 Fix iterator related compiling issues for Intel icc [\#598 ](https://github.com/nlohmann/json/pull/598 ) ([HenryRLee](https://github.com/HenryRLee))
- Issue \#593 Fix the arithmetic operators in the iterator and reverse iterator [\#595 ](https://github.com/nlohmann/json/pull/595 ) ([HenryRLee](https://github.com/HenryRLee))
- fix doxygen error of basic\_json::get\(\) [\#583 ](https://github.com/nlohmann/json/pull/583 ) ([zhaohuaxishi](https://github.com/zhaohuaxishi))
- Fixing assignement for iterator wrapper second, and adding unit test [\#579 ](https://github.com/nlohmann/json/pull/579 ) ([Type1J](https://github.com/Type1J))
- Adding first and second properties to iteration\_proxy\_internal [\#578 ](https://github.com/nlohmann/json/pull/578 ) ([Type1J](https://github.com/Type1J))
- Adding support for Meson. [\#576 ](https://github.com/nlohmann/json/pull/576 ) ([Type1J](https://github.com/Type1J))
- add enum class default conversions [\#545 ](https://github.com/nlohmann/json/pull/545 ) ([theodelrieu](https://github.com/theodelrieu))
- Properly pop diagnostics [\#540 ](https://github.com/nlohmann/json/pull/540 ) ([tinloaf](https://github.com/tinloaf))
- Add Visual Studio 17 image to appveyor build matrix [\#536 ](https://github.com/nlohmann/json/pull/536 ) ([vpetrigo](https://github.com/vpetrigo))
- UTF8 encoding enhancement [\#534 ](https://github.com/nlohmann/json/pull/534 ) ([TedLyngmo](https://github.com/TedLyngmo))
- Fix typo [\#530 ](https://github.com/nlohmann/json/pull/530 ) ([berkus](https://github.com/berkus))
- Make exception base class visible in basic\_json [\#526 ](https://github.com/nlohmann/json/pull/526 ) ([krzysztofwos](https://github.com/krzysztofwos))
- :art: Namespace `uint8\_t` from the C++ stdlib [\#510 ](https://github.com/nlohmann/json/pull/510 ) ([alex-weej](https://github.com/alex-weej))
- add to\_json method for C arrays [\#508 ](https://github.com/nlohmann/json/pull/508 ) ([theodelrieu](https://github.com/theodelrieu))
- Fix -Weffc++ warnings \(GNU 6.3.1\) [\#496 ](https://github.com/nlohmann/json/pull/496 ) ([TedLyngmo](https://github.com/TedLyngmo))
## [v2.1.1 ](https://github.com/nlohmann/json/releases/tag/v2.1.1 ) (2017-02-25)
[Full Changelog ](https://github.com/nlohmann/json/compare/v2.1.0...v2.1.1 )
@ -129,7 +525,6 @@ All notable changes to this project will be documented in this file. This projec
- Performance improvements [\#365 ](https://github.com/nlohmann/json/issues/365 )
- 'to\_string' is not a member of 'std' [\#364 ](https://github.com/nlohmann/json/issues/364 )
- Optional comment support. [\#363 ](https://github.com/nlohmann/json/issues/363 )
- Loss of precision when serializing \<double\> [\#360 ](https://github.com/nlohmann/json/issues/360 )
- Crash in dump\(\) from a static object [\#359 ](https://github.com/nlohmann/json/issues/359 )
- json::parse\(...\) vs json j; j.parse\(...\) [\#357 ](https://github.com/nlohmann/json/issues/357 )
- Hi, is there any method to dump json to string with the insert order rather than alphabets [\#356 ](https://github.com/nlohmann/json/issues/356 )
Niels Lohmann
