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16 lines
496 B
Markdown
16 lines
496 B
Markdown
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---
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title: "mg_mqtt_next_subscribe_topic()"
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decl_name: "mg_mqtt_next_subscribe_topic"
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symbol_kind: "func"
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signature: |
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int mg_mqtt_next_subscribe_topic(struct mg_mqtt_message *msg,
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struct mg_str *topic, uint8_t *qos, int pos);
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---
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Extract the next topic expression from a SUBSCRIBE command payload.
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Topic expression name will point to a string in the payload buffer.
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Return the pos of the next topic expression or -1 when the list
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of topics is exhausted.
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