function tb_json_encode($value, $options = 0) { return json_encode(tb_json_convert_encoding($value, “GBK”, “UTF-8″)); } function tb_json_decode($str, $assoc = false, $depth = 512) { return tb_json_convert_encoding(json_decode($str, $assoc), “UTF-8″, “GBK”); } function tb_json_convert_encoding($m, $from, $to) { switch(gettype($m)) { case ‘integer': case ‘boolean': case ‘float': case ‘double': case ‘NULL': return $m; case 'string': return mb_convert_encoding($m, $to, $from); case ‘object': $vars = array_keys(get_object_vars($m)); foreach($vars as $key) { $m->$key = tb_json_convert_encoding($m->$key, $from ,$to); } return $m; case ‘array': foreach($m as $k => $v) { $m[tb_json_convert_encoding($k, $from, $to)] = tb_json_convert_encoding($v, $from, $to); } return $m; default: } return $m; }