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<?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(array(1,2),3),1);
Output for git.master, git.master_jit, rfc.property-hooks
{"a":"PHP","b":"\u4e2d\u56fd"}{"a":"PHP","b":"中国"} Deprecated: Implicit conversion from float 1.2707736894140473E+37 to int loses precision in /in/v0anb 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]

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