インタフェース、インタフェーステストクラス、getとpostはそれぞれ要求します

<?php 
	class JsonUserAction extends action{

	   public function login(){

			$phone=$_POST['phone'];
			//$phone = '153';
			if(empty($phone)){
				$result=array('err_no' =>1001,'err_msg'=>"unauthorized request");	//    
				echo json_encode($result); exit;
			}else{
				$result=array('err_no' =>0,'err_msg'=>"success");	//  
			    echo json_encode($result); exit;
			}

		}

	}
?>

<?php 
    class ApiTestAction extends action{
        public function apitest(){

            //get      
            /*$phone = '153';
            $url = 'http://localhost/index.php/JsonUser/login';

            //    
            $opts = array(
                'http'=>array(
                    'method'=>'POST',
                    //'timeout'=>15,
                )
            );

            //  
            $context = @stream_context_create($opts);
            $result = @file_get_contents($url,false,$context);
            $obj = json_decode($result,TRUE); //decod  json  ，     
            
            var_dump($obj);
            echo $obj['err_msg'];

            if(isset($obj) && $obj['err_no']=0)   //      ，         
                echo 'OK';
            else
                echo 'FALSE';*/

            $data=array('phone'=>'153',  //    
                       
                         );  
                    //echo date('y-m-d h:i:s',time());  
                       
                    $data=http_build_query($data);  
                    $opts=array(  
                    'http'=>array(  
                    'method'=>'POST',  
                    'header'=>"Content-type:application/x-www-form-urlencoded\r
".  
                    "Content-Length:".strlen($data)."\r
",  
                    'content'=>$data  
                    ),  
                    );  
                    $context=stream_context_create($opts);  
                    $html = file_get_contents('http://localhost/index.php/JsonUser/login',false,$context);//http      
                    echo $html;
                    $obj = json_decode($html,TRUE); //decod  json  ，     
                    var_dump($obj);
        }
    }


?>

   //      
   public function login(){

            $phone = $_POST['phone'];
            $password = $_POST['password']; 
            //$phone = '153';
            if(empty($phone)){
                $result=array('err_no' =>1001,'err_msg'=>"login name is empty");    //     
                echo json_encode($result); exit;
            }
            if(empty($password)){
                $result=array('err_no' =>1002,'err_msg'=>"password id empty");  //    
                echo json_encode($result); exit;
            }

            if(!preg_match("/^1[34578]\d{9}$/", $phone)){
                $result=array('err_no' =>1003,'err_msg'=>"login name isnot phone number");  //     
                echo json_encode($result); exit;
            }

            if(strlen($password)<6 or strlen($password)>16 ){
                $result=array('err_no' =>1004,'err_msg'=>"password is wrongful");   //      6-16 
                echo json_encode($result); exit;
            }
            

            //die();
            $User =  M('user'); 
            $result = $User->where("phone= "."'$phone'".' AND password= '." '$password' ")->find();
            if($result){
                $result=array('err_no' =>1,'err_msg'=>"success");   //  
                echo json_encode($result); exit;
            }else{
                $result=array('err_no' =>0,'err_msg'=>"failure");   //  
                echo json_encode($result); exit;
            }
        }