diff --git a/demo-client/php/echo.php b/demo-client/php/echo.php
index d95c7a84d41444136f3ef804f56409a2beded223..cfc50a4e2ef837c1899043abd14798b935fb43cb 100644
--- a/demo-client/php/echo.php
+++ b/demo-client/php/echo.php
@@ -34,6 +34,7 @@ function http_post($url, $data) {
     curl_close($ch);
     return $result;
 }
+
 //key value 数组，如果多，后面用逗号分开key =>value ,key1 => value1 ,....
 echo http_post('http://127.0.0.1:8010/BuiltinTestEchoService/inference', array("a" => 1, "b" => 0.5));
 ?>
diff --git a/demo-client/php/text_classification.php b/demo-client/php/text_classification.php
index 2e4571619be3c9b797f9ce3b73671c86ebe55008..f924135e284bd6807ff648944d3447635409bd73 100644
--- a/demo-client/php/text_classification.php
+++ b/demo-client/php/text_classification.php
@@ -100,8 +100,6 @@ $labels = array();
 read_data($argv[1], $samples, $labels);
 echo count($samples) . "\n";
 
-// key value 数组，如果多，后面用逗号分开key =>value ,key1 => value1 ,....
-
 $ch = &http_connect('http://127.0.0.1:8010/TextClassificationService/inference');
 
 $count = 0;