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The JSON extension implements the JavaScript Object Notation data-interchange format. In PHP 5, the decoding is handled by a parser based on the JSON_checker by Douglas Crockford. PHP 7 has a new and improved parser specifically written for PHP and licensed under the PHP license.
Use the json_encode() function to convert PHP variables to JSON. Use the json_decode() function to convert JSON data to PHP variables. Implement the JsonSerializable interface to specify the JSON representation of an object.
10 sty 2023 · The json_encode function returns the JSON representation of the given value. The json_decode takes a JSON encoded string and converts it into a PHP variable. PHP frameworks such as Symfony and Laravel have built-in methods that work with JSON.
PHP JSON Functions. PHP has the following JSON functions −. json_encode () This function returns a string containing the JSON representation of the supplied value. If the parameter is an array or object, it will be serialized recursively. json_encode (mixed $value, int $flags = 0, int $depth = 512): string|false. json_decode ()
JSON Functions. json_decode — Decodes a JSON string; json_encode — Returns the JSON representation of a value; json_last_error — Returns the last error occurred; json_last_error_msg — Returns the error string of the last json_encode() or json_decode() call; json_validate — Checks if a string contains valid JSON
31 sty 2019 · Data in JSON format can be read and parsed easily compared to other data formats. There are many core functions for JSON handling with PHP. Those built-in functions encode, write, parse, decode and convert JSON data. Those pre-defined PHP functions make our work easier.
Encoding JSON in PHP involves converting data structures into a JSON string. This is done using the json_encode function. The function takes in a PHP data structure, such as an array or object, and returns a JSON string. <?php $array = array ("name" => "John", "age" => 30, "city" => "New York"); $json = json_encode ($array); echo $json;
