Magento: Know controller name, module name, route name, action name in .phtml page

<div class="entry-content">

<?php $ctrl_name = Mage::app()->getRequest()->getControllerName();
echo(“controller name : “.$ctrl_name.”<br>”);  // get controller name

$act_name = Mage::app()->getRequest()->getActionName(); // get action name
echo(“action name : “.$act_name.”<br>”);

$route_name = Mage::app()->getRequest()->getRouteName(); // get routes name
echo(“route name : “.$route_name.”<br>”);

$mod_name = Mage::app()->getRequest()->getModuleName(); // get module name
echo(“module name : “.$mod_name.”<br>”); ?>

</div>