curl post提交json或array

簡單易操作的curl提交方式

		$url = "http://baidu.com/img";

		$arr = array(
			'agrtCode'        => '02320002032000',
		    'requestTime'     => '2017-12-21 09:17:13',
		    'dataSource'      => 'O-JZY',
		    'outBusinessCode' => 'outBusi3ne332s3s2Code',
		    'interfaceCode'   => 'CreateOrder',
		);
		
		$data = json_encode($arr,true);
		$data = $arr;
		
		$response = $this->post($tourl,$data,false,true);
		print_r($response);
		exit();

		public function post($toUrl , $data , $require_build = true , $json = false){
	        $ch = curl_init ();
	        curl_setopt ( $ch, CURLOPT_URL, $toUrl );
	        curl_setopt ( $ch, CURLOPT_POST, 1 );
	        curl_setopt ( $ch, CURLOPT_HEADER, 0 );
	        curl_setopt ( $ch, CURLOPT_RETURNTRANSFER, 1 );
	        if($require_build){
	            curl_setopt ( $ch, CURLOPT_POSTFIELDS, http_build_query($data));
	        }else{
	            curl_setopt ( $ch, CURLOPT_POSTFIELDS, $data);
	        }
	        if($json == true){
		        curl_setopt($ch, CURLOPT_HTTPHEADER, array(
				    'Content-Type: application/json',
				    'Content-Length: ' . strlen($data))
				);
	        }
	        $return = curl_exec ( $ch );
	        curl_close ( $ch );
	        return $return;
	    }