<?php//php反編碼解析json信息//json_decode(json字符串);$city = array('shandong'=>'jinan','henan'=>'zhengzhou','hebei'=>'shijiazhuang');$jn_city = json_encode($city);//反編碼json$fan_city = json_decode($jn_city,false);//第二個參數false則返回object類型，false可以默認不寫var_dump($fan_city);//object(stdClass)#1 (3) { ["shandong"]=> string(5) "jinan" ["henan"]=> string(9) "zhengzhou" ["hebei"]=> string(12) "shijiazhuang" } echo "<br />";$fan_city = json_decode($jn_city,true);//第二個參數true則返回array類型var_dump($fan_city);//array(3) { ["shandong"]=> string(5) "jinan" ["henan"]=> string(9) "zhengzhou" ["hebei"]=> string(12) "shijiazhuang" }

<?php  //json信息反編碼  //不同php版本，對“純json字符串”解析存在問題 //使用雙引號定義的json字符串反編碼操作變為null //$jn = "{'name':'tom','age':'20','addr':'beijing'}"; //$fan_jn = json_decode($jn,true); //var_dump($fan_jn);//NULL  //使用單引號定義的json字符串反編碼操作會成功 $jn = '{"name":"tom","age":"20","addr":"beijing"}'; $fan_jn = json_decode($jn,true); var_dump($fan_jn);