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json_decode

(PHP 5 >= 5.2.0, PECL json:1.2.0-1.2.1)

json_decode — Decodes a JSON string

Beskrivelse

mixed json_decode ( string $json [, bool $assoc ] )

Takes a JSON encoded string and converts it into a PHP variable.

Parameterliste

json

The json string being decoded.

assoc

When TRUE, returned objects will be converted into associative arrays.

Returneringsværdier

Returns an object or if the optional assoc parameter is TRUE, an associative array is instead returned.

Eksempler

Example#1 json_decode() examples

<?php
$json = '{"a":1,"b":2,"c":3,"d":4,"e":5}';

var_dump(json_decode($json));
var_dump(json_decode($json, true));

?>

Ovenstående eksempel vil udskrive:

object(stdClass)#1 (5) {
    ["a"] => int(1)
    ["b"] => int(2)
    ["c"] => int(3)
    ["d"] => int(4)
    ["e"] => int(5)
}

array(5) {
    ["a"] => int(1)
    ["b"] => int(2)
    ["c"] => int(3)
    ["d"] => int(4)
    ["e"] => int(5)
}

Notes

Caution

This function will return false if the JSON encoded data is deeper than 127 elements.

ChangeLog

Version Beskrivelse
5.2.3 The nesting limit was increased from 20 to 128

Se også

JSON
PHP Manual