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Helpers in Magento2,

What is the equivalent class for the Magento 1 Mage_Core_Helper_AbstractMage_Core_Helper_Abstract

class Vendor_Module_Helper_Data extends Mage_Core_Helper_Abstract{
  ...
 }

Helpers in Magento2,

What is the equivalent class for the Mage_Core_Helper_Abstract

class Vendor_Module_Helper_Data extends Mage_Core_Helper_Abstract{
  ...
 }

Helpers in Magento2,

What is the equivalent class for the Magento 1 Mage_Core_Helper_Abstract

class Vendor_Module_Helper_Data extends Mage_Core_Helper_Abstract{
  ...
 }
1
source | link

Equivalent class for Mage_Core_Helper_Abstract in magento2

Helpers in Magento2,

What is the equivalent class for the Mage_Core_Helper_Abstract

class Vendor_Module_Helper_Data extends Mage_Core_Helper_Abstract{
  ...
 }