53 lines
1.2 KiB
PHP
53 lines
1.2 KiB
PHP
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<?php
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/**
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* [Discuz!] (C)2001-2099 Comsenz Inc.
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* This is NOT a freeware, use is subject to license terms
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*
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* $Id: helper_json.php 32779 2013-03-08 02:57:37Z zhangguosheng $
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*/
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if(!defined('IN_DISCUZ')) {
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exit('Access Denied');
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}
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class helper_json {
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public static function encode($data) {
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switch ($type = gettype($data)) {
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case 'NULL':
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return 'null';
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case 'boolean':
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return ($data ? 'true' : 'false');
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case 'integer':
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case 'double':
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case 'float':
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return $data;
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case 'string':
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return '"' . addcslashes($data, "\r\n\t\"") . '"';
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case 'object':
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$data = get_object_vars($data);
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case 'array':
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$count = 0;
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$indexed = array();
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$associative = array();
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foreach ($data as $key => $value) {
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if($count !== NULL && (gettype($key) !== 'integer' || $count++ !== $key)) {
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$count = NULL;
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}
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$one = self::encode($value);
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$indexed[] = $one;
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$associative[] = self::encode($key) . ':' . $one;
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}
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if ($count !== NULL) {
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return '[' . implode(',', $indexed) . ']';
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} else {
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return '{' . implode(',', $associative) . '}';
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}
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default:
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return ''; // Not supported
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}
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}
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}
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?>
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