Is there a function in php that can quickly convert object or arr into json string?

Is there a function in php that can quickly convert object or arr into json string?

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Is there a function in php that can quickly convert object or arr into json string?

Hey, if you don’t know enough, you should read more books. json_encode

json_encode

<code>(object) $arr;
(array) $obj;
json_encode($arr);
json_decode($json);</code>

json_decode json_encode.....

You can use a third-party library, search on Baidu, there will be a lot of them

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json_encode json_decode
Look at the PHP manual yourself. . .