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@ 2016-01-17T08:59:16Z

<?php

class Foo {
   public static $arr = array("test");
   
   function bar( $str ){
       var_dump(self::arr[0]);
       if( is_callable( self::arr[0],true ) ){
         self::arr[0]( $str );
       }     
   }    

   static function test($var) {
    echo "Testing: $var\n";
   }

}

(new Foo)->bar("bla");

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
is_callable: documentation ( source)

preferences:dark modelive preview

43.27 ms | 402 KiB | 5 Q