<?php
/** by www.phpddt.com */
$arr = array("a"=>"PHP","b"=>"中国");
echo json_encode($arr); //中文乱码:["PHP","\u4e2d\u56fd"]
//json_encode前对变量urlencode即可
foreach ($arr as $k => $v){
$arr[$k] = urlencode($v);
}
echo urldecode(json_encode($arr)); //{"a":"PHP","b":"中国"}
$str=md5('test');echo hexdec($str)%3;
print_r( json_decode('[{"item_id": 21,"title": "可口可乐600ml"}]',true));
print_r( json_decode('{"item_id": 21,"title": "可口可乐600ml"}',true));
print_r(array_flip(array_flip(array(1,2,3))));
echo json_encode(array(1,2,3),1);
- Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- {"a":"PHP","b":"\u4e2d\u56fd"}{"a":"PHP","b":"中国"}
Deprecated: Implicit conversion from float 1.2707736894140473E+37 to int loses precision in /in/Z4guS on line 13
0Array
(
[0] => Array
(
[item_id] => 21
[title] => 可口可乐600ml
)
)
Array
(
[item_id] => 21
[title] => 可口可乐600ml
)
Array
(
[0] => 1
[1] => 2
[2] => 3
)
[1,2,3]
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.24, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
- {"a":"PHP","b":"\u4e2d\u56fd"}{"a":"PHP","b":"中国"}0Array
(
[0] => Array
(
[item_id] => 21
[title] => 可口可乐600ml
)
)
Array
(
[item_id] => 21
[title] => 可口可乐600ml
)
Array
(
[0] => 1
[1] => 2
[2] => 3
)
[1,2,3]
- Output for 5.2.0 - 5.2.17
- {"a":"PHP","b":"\u4e2d\u56fd"}{"a":"PHP","b":"中国"}0Array
(
[0] => Array
(
[item_id] => 21
[title] => 可口可乐600ml
)
)
Array
(
[item_id] => 21
[title] => 可口可乐600ml
)
Array
(
[0] => 1
[1] => 2
[2] => 3
)
Warning: json_encode() expects exactly 1 parameter, 2 given in /in/Z4guS on line 17
- Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
- Fatal error: Call to undefined function json_encode() in /in/Z4guS on line 4
Process exited with code 255. - Output for 4.4.5 - 4.4.9
- Fatal error: Call to undefined function: json_encode() in /in/Z4guS on line 4
Process exited with code 255. - Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
- Fatal error: Call to undefined function: json_encode() in /in/Z4guS on line 4
Process exited with code 255. - Output for 4.3.0 - 4.3.1
- Fatal error: Call to undefined function: json_encode() in /in/Z4guS on line 4
preferences:
221.11 ms | 401 KiB | 352 Q