Remove the various ways to set a callable

Author: UsingSession

reference/funchand/functions/register-tick-function.xml

@@ -64,19 +64,8 @@ function my_function($param) {
     echo "Tick callback function called with param: $param\n";
 }
 
-// Class with a method
-class my_class {
-    public function my_method($param) {
-        echo "Tick callback method called with param: $param\n";
-    }
-}
-
 // using a function as the callback
 register_tick_function('my_function', true);
-
-// using an object->method
-$object = new my_class();
-register_tick_function(array($object, 'my_method'), true);
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     </programlisting>