how to get custom extension or module path in magento. if we know that than we can easily access any module folder path like Helper, controllers, sql , Block ,etc path and it’s help us to developed any module.

// Get module etc file path.
Mage::getModuleDir(‘etc’, ‘NameSpace_ModuleName’); // NameSpace_ModuleName => Mage_Core

// Get module sql file path.
Mage::getModuleDir(‘sql’, ‘NameSpace_ModuleName’);

// Get module controllers file path.
Mage::getModuleDir(‘controllers’, ‘NameSpace_ModuleName’);

// Get module Model file path.
Mage::getModuleDir('Model', ‘NameSpace_ModuleName’);

// Get module Block file path.
Mage::getModuleDir('Block', ‘NameSpace_ModuleName’);

// Get module Helper file path.
Mage::getModuleDir('Helper', ‘NameSpace_ModuleName’);

Here Mage::getModuleDir method allows you to get directory path information.

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