How to convert objects into json strings in php

php method to convert objects into json strings: use the json_encode function to achieve conversion, such as [json_encode($object, JSON_FORCE_OBJECT)]. This function is used to JSON encode variables. If the execution is successful, JSON data is returned.

Function:

json_encode() is used to JSON encode variables. This function returns JSON data if executed successfully, otherwise it returns FALSE.

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Method:

$json_string = json_encode($object, JSON_FORCE_OBJECT);

Difference:

json_encode($object);

//结果:"[{"aa":"bb","cc":"dd"}]"

json_encode($object，JSON_FORCE_OBJECT);

//结果："{"aa":"bb","cc":"dd"}"

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