source/Core/Module/Module.php
public function hasExtendClass()
    {
        $aExtensions = $this->getExtensions();

        return isset($aExtensions)
               && is_array($aExtensions)
               && !empty($aExtensions);
    }
public function hasExtendClass()
    {
        $aExtensions = $this->getExtensions();

        return isset($aExtensions)
               && is_array($aExtensions)
               && !empty($aExtensions);
    }
public function hasExtendClass ( ) { $ aExtensions = $ this -> getExtensions ( ) ; return isset ( $ aExtensions ) && is_array ( $ aExtensions ) && ! empty ( $ aExtensions ) ; }
Checks if has extend class.

@return bool
Checks if has extend class .