PHP ???? ?? JSON ??
1. ????
php5.2.0 ???? JSON ????? ???? ????
2. josn() ??
json_encode JSON ?? ???
json_decode? JSON ??? ???? ????? PHP ??? ?????.
json_last_error return ????? ??? ??
json_encode
? JSON ??? ??? ?????. ? ??? ????? ???? JSON ???? ????, ??? ??? FALSE? ?????.
??: string json_encode ( $value [, $options = 0 ] )
????:
value: ???? ????. ? ??? UTF-8? ???? ????? ?????.
??: ?? ??? ??? ???? ???:
JSON_HEX_QUOT, JSON_HEX_TAG, JSON_HEX_AMP, JSON_HEX_APOS, JSON_NUMERIC_CHECK, JSON_PRETTY_PRINT, JSON_UNESCAPED_SLASHES, JSON_FORCE_OBJECT
?? 1:PHP ??? json ???? ???? ??
<?php
$arr = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5);
echo json_encode($arr);
?>?? ???? PHP ??? JSON ?? ???? ???? ??? ?????.
<?php
class Emp {
public $name = "";
public $hobbies = "";
public $birthdate = "";
}
$e = new Emp();
$e->name = "sachin";
$e->hobbies = "sports";
$e->birthdate = date('m/d/Y h:i:s a', strtotime("8/5/1974 12:20:03"));
echo json_encode($e);
?>json_decode
PHP json_decode() ??? JSON ?? ???? ????? ?? PHP ??? ???? ? ?????.
??
?? json_decode($json [,$assoc = false [, $length = 512 [, $options = 0 ]] ])
????
json_string: ???? JSON ???, UTF-8? ???? ????? ???
assoc: ? ????? TRUE?? ??? ????, FALSE?? ??? ?????.
??: ?? ??? ???? ??? ????
??: ???? ???, ?? JSON_BIGINT_AS_STRING? ?????.
?
?? ?? JSON ???? ????? ??? ?????.
<?php
$json = '{"a":1,"b":2,"c":3,"d":4,"e":5}';
echo "<pre>";
var_dump(json_decode($json));
var_dump(json_decode($json, true));
echo "</pre>";
?>
