How to convert json to string in php

In PHP, you can use the json_decode function to convert json to string. The function of this function is to decode the string in JSON format. Its usage syntax is "json_decode ( string $json [, bool $assoc.. .])".

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json_decode — Decode strings in JSON format

Description

json_decode ( string $json [, bool $assoc = FALSE [, int $depth = 512 [, int $options = 0 ]]] ) : mixed

Accepts a JSON encoded string and converts it into a PHP variable

Parameters

json

The json string to be decoded Format string.

This function can only handle UTF-8 encoded data.

Note:

PHP implements a superset of JSON, refer to » RFC 7159.

assoc

When this parameter is TRUE, it will be returned array instead of object.

depth

Specifies the recursion depth.

options

Mask consisting of JSON_BIGINT_AS_STRING, JSON_INVALID_UTF8_IGNORE, JSON_INVALID_UTF8_SUBSTITUTE, JSON_OBJECT_AS_ARRAY, JSON_THROW_ON_ERROR. The behavior of these constants is further described on the JSON constants page.

Return Value

Returns data encoded in json via the appropriate PHP type. The values ​​true, false and null return TRUE, FALSE and NULL accordingly. If json cannot be decoded, or the encoded data depth exceeds the recursion limit, NULL will be returned.

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