--- category: Components type: Navigation title: Breadcrumb cover: https://gw.alipayobjects.com/zos/alicdn/9Ltop8JwH/Breadcrumb.svg --- A breadcrumb displays the current location within a hierarchy. It allows going back to states higher up in the hierarchy. ## When To Use - When the system has more than two layers in a hierarchy. - When you need to inform the user of where they are. - When the user may need to navigate back to a higher level. ## API ### Breadcrumb | Property | Description | Type | Default | Version | | --- | --- | --- | --- | --- | | itemRender | Custom item renderer | (route, params, routes, paths) => ReactNode | - | | | params | Routing parameters | object | - | | | routes | The routing stack information of router | [routes\[\]](#routes) | - | | | separator | Custom separator | string \| ReactNode | `/` | | ### Breadcrumb.Item | Property | Description | Type | Default | Version | | --- | --- | --- | --- | --- | | dropdownProps | The dropdown props | [Dropdown](/components/dropdown) | - | | | href | Target of hyperlink | string | - | | | overlay | The dropdown menu | [Menu](/components/menu) \| () => Menu | - | | | onClick | Set the handler to handle `click` event | (e:MouseEvent) => void | - | | ### Breadcrumb.Separator | Property | Description | Type | Default | Version | | -------- | ---------------- | ------------------- | ------- | ------- | | children | Custom separator | string \| ReactNode | `/` | | > When using `Breadcrumb.Separator`,its parent component must be set to `separator=""`, otherwise the default separator of the parent component will appear. ### routes ```ts interface Route { path: string; breadcrumbName: string; children: Array<{ path: string; breadcrumbName: string; }>; } ``` ### Use with browserHistory The link of Breadcrumb item targets `#` by default, you can use `itemRender` to make a `browserHistory` Link. ```jsx import { Link } from 'react-router'; const routes = [ { path: 'index', breadcrumbName: 'home', }, { path: 'first', breadcrumbName: 'first', children: [ { path: '/general', breadcrumbName: 'General', }, { path: '/layout', breadcrumbName: 'Layout', }, { path: '/navigation', breadcrumbName: 'Navigation', }, ], }, { path: 'second', breadcrumbName: 'second', }, ]; function itemRender(route, params, routes, paths) { const last = routes.indexOf(route) === routes.length - 1; return last ? ( {route.breadcrumbName} ) : ( {route.breadcrumbName} ); } return ; ```