Online PHP editor | rfc for bCa8Z

@ 2014-12-04T03:33:25Z

<?php

class json {
    protected $_jsonDefect = true;
    public function __construct() {
        $this->_jsonDefect = version_compare(PHP_VERSION, '5.4.0', '<');
    }
    public function jsonEncode($data) {
        // 如果php json支持不编码unicode，直接使用
        if (!$this->_jsonDefect) {
            return json_encode($data, JSON_UNESCAPED_UNICODE);
        }
        // 否则，先递归urlencode，转成JSON格式后urldecode
        $proResult = $this->_preproccessJson($data);
        return urldecode(json_encode($proResult));
    }

    /**
     * 预处理JSON数据，递归对数据进行urlencode处理，以免结果中文编码成unicode
     * 
     * @param string|array $data
     * @return string|array
     */
    protected function _preproccessJson($data) {
        if (!is_array($data)) {
            return urlencode($data);
        }
        $result = array();
        foreach ($data as $key => $value) {
            $result[urlencode($key)] = is_array($value) ? $this->_preproccessJson($value) : urlencode($value);
        }
        return $result;
    }
}
$json = new json();
$arr = array('name'=>'中文','test'=>'ok','arr'=>array('key'=>'中文'));
var_dump($json->jsonEncode($arr));
var_dump(json_encode($arr));
var_dump($json->jsonEncode('中文'));
var_dump(json_encode('中文'));

Output for git.master, git.master_jit, rfc.property-hooks: string(52) "{"name":"中文","test":"ok","arr":{"key":"中文"}}" string(64) "{"name":"\u4e2d\u6587","test":"ok","arr":{"key":"\u4e2d\u6587"}}" string(8) ""中文"" string(14) ""\u4e2d\u6587""

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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