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What is the purpose of the method getUserData(key)

This question belongs to Javascript Document Object Model And Event Handling
Document Object Model and Event Handling
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What is the purpose of the method getUserData(key)?

Answer & Solution
Correct Answer: Option A
The method getUserData(key) returns the object associated to a key on a this node. The object must first have been set to this node by calling setUserData with the same key.
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