1
2<?php
3// A valid json string
4$json[] = '{"Organization": "PHP Documentation Team"}';
5
6// An invalid json string which will cause an syntax
7// error, in this case we used ' instead of " for quotation
8$json[] = "{'Organization': 'PHP Documentation Team'}";
9
10
11foreach ($json as $string) {
12 echo 'Decoding: ' . $string;
13 json_decode($string);
14
15 switch (json_last_error()) {
16 case JSON_ERROR_NONE:
17 echo ' - No errors';
18 break;
19 case JSON_ERROR_DEPTH:
20 echo ' - Maximum stack depth exceeded';
21 break;
22 case JSON_ERROR_STATE_MISMATCH:
23 echo ' - Underflow or the modes mismatch';
24 break;
25 case JSON_ERROR_CTRL_CHAR:
26 echo ' - Unexpected control character found';
27 break;
28 case JSON_ERROR_SYNTAX:
29 echo ' - Syntax error, malformed JSON';
30 break;
31 case JSON_ERROR_UTF8:
32 echo ' - Malformed UTF-8 characters, possibly incorrectly encoded';
33 break;
34 default:
35 echo ' - Unknown error';
36 break;
37 }
38
39 echo PHP_EOL;
40}
41?>
42
43
1$person = array(
2 "name" => "Johny Carson",
3 "title" => "CTO"
4);
5$personJSON=json_encode($person);//returns JSON string
1
2 <?php
3$age = array("Peter"=>35, "Ben"=>37, "Joe"=>43);
4
5
6echo json_encode($age);
7?>
8