using call_user_func for php 5.6 support

Signed-off-by: Abdul Malik Ikhsan <samsonasik@gmail.com>
laminas · Aug 11, 2020 · 6f2196b · 6f2196b
1 parent 397b17e
commit 6f2196b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/PhpEnvironment/Response.php b/src/PhpEnvironment/Response.php
@@ -106,7 +106,7 @@ public function sendHeaders()
     {
         if ($this->headersSent()) {
             if ($this->headersSentHandler) {
-                ($this->headersSentHandler)($this);
+                call_user_func($this->headersSentHandler, $this);
             }
 
             return $this;