MAGENTO

By using ajax with magento controller you can handle a lot of ajax process like removing product from cart through ajax, customer login via ajax through popup, showing an instant order date anywhere etc. To start with ajax process we need to follow below steps.

JQUERY

eq() function in jquery saves a lot of time and coding as it eliminates looping through nodes. The above jquery operation will log value 4 as eq(3) selects the 4th sibling of the parent element (.parent). The index starts from 0 as 1st element and so on. This method saves a lot of time and coding as it eliminates looping through nodes.