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ExtJs MCQs

What is the difference between Ext.addClass() and Ext.removeClass()?

Ext.addClass() is deprecated.

Ext.addClass() will add the class to a DOM object whereas Ext.removeClass() will remove a class from a DOM object.

Ext.addClass() has better performance.

Ext.removeClass() has better performance.

Answer

Correct Answer: Ext.addClass() will add the class to a DOM object whereas Ext.removeClass() will remove a class from a DOM object.

Explanation:

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