easly create a module in magento and uderstanding

Magento Create A Simple Module and easly

Are you looking to find out how to make a custom module for Magento? If you follow the steps below, you will be well on your way in under 15 minutes.

Steps– Declare Your Module

app\etc\modules\Phparrow_Hello.xml

<?xml version="1.0"?>

<config>

         <modules>

                <Phparrow_Hello>

                        <active>true</active>

                        <codePool>local</codePool>

                </Phparrow_Hello>

         </modules>

</config>

Create a Controller Class app/code/local/Phparrow/Hello/controllers/IndexController.php

class Phparrow_Hello_IndexController extends Mage_Core_Controller_Front_Action

{

    public function indexAction()

    {

     $this->loadLayout();

     $this->renderLayout();

    }

}

Create a Block Class app/code/local/Phparrow/Hello/Block/Hello.php

class Phparrow_Hello_Block_Hello extends Mage_Core_Block_Template

{

  // necessary methods

}

Create configuration xml in app/code/local/Phparrow/Hello/etc/config.xml

<?xml version="1.0"?>

<config>

    <global>

        <modules>

                <phparrow_hello>

                        <version>0.1.0</version>

                </phparrow_hello>

        </modules>

    <blocks>

            <hello>

                <rewrite>

         <hello>Phparrow_Hello_Block_Hello</hello>

        </rewrite>

            </hello>

     </blocks>

        </global>

       <frontend>

                <routers>

                        <hello>

                                <use>standard</use>

                                <args>

                                      <module>Phparrow_Hello</module>

                                      <frontName>hello</frontName>

                                </args>

                        </hello>

                </routers>

        <layout>

            <updates>

                <hello>

                      <file>hello.xml</file>

                </hello>

            </updates>

            </layout>

        </frontend>

</config>

Create Frontend Template

Define page layout in app/design/frontend/default/default/layout/hello.xml

<?xml version="1.0"?>

    <layout version="0.1.0">

        <hello_index_index>

            <reference name="root">

                <action method="setTemplate"><template>page/1column.phtml</template></action>

            </reference>

            <reference name="content">

                <block type="hello/hello" name="hello" template="hello/hello.phtml"/>

            </reference>

        </hello_index_index>

    </layout>

app/design/frontend/default/default/hello/hello.phtm

<?php

echo "any doubt contact through comment"

?>