PHP生成json和xml类型接口数据格式

 /** * 生成接口数据格式 */ class Response{ /** * [show 按综合方式输出数据] * @param [int] $code    [状态码] * @param [string] $message [提示信息] * @param array $data  [数据] * @param [string] $type [类型] * @return [string]    [返回值] */ public static function show($code, $message, $data = array(),$type = ''){ if(!is_numeric($code)){ return ''; } $result = array( 'code' => $code, 'message' => $message, 'data' => $data ); if($type == 'json'){ return self::json($code, $message, $data); }elseif($type == 'xml'){ return self::xml($code, $message, $data); }else{ //TODO } } /** * [json 按json方式输出数据] * @param [int] $code    [状态码] * @param [string] $message [提示信息] * @param [array] $data  [数据] * @return [string]     [返回值] */ public static function json($code, $message, $data = array()){ if(!is_numeric($code)){ return ''; } $result = array( 'code' => $code, 'message' => $message, 'data' => $data ); $result = json_encode($result); return $result; } /** * [xml 按xml格式生成数据] * @param [int] $code    [状态码] * @param [string] $message [提示信息] * @param array $data   [数据] * @return [string]     [返回值] */ public static function xml($code, $message, $data = array()){ if(!is_numeric($code)){ return ''; } $result = array( 'code' => $code, 'message' => $message, 'data' => $data ); header("Content-Type:text/xml"); $xml = "\n"; $xml .= "\n"; $xml .= self::xmlToEncode($data); $xml .= ""; return $xml; } public static function xmlToEncode($data){ $xml = ''; foreach($data as $key => $value){ if(is_numeric($key)){ $attr = "id='{$key}'"; $key = "item"; } $xml .= "<{$key} {$attr}>\n"; $xml .= is_array($value) ? self::xmlToEncode($value) : "{$value}\n"; $xml .= "\n"; } return $xml; } } //测试 $grade = array("score" => array(70, 95, 70.0, 60, "70"), "name" => array("Zhang San", "Li Si", "Wang Wu", "Zhao Liu", "TianQi")); $response = new Response(); $result = $response :: show(200,'success',$grade,'json'); print_r($result);