event.isDefaultPrevented()

event.isDefaultPrevented ( ) Returns: Booleanversion added: 1.3

Description: Returns whether event.preventDefault() was ever called on this event object.

Examples:

Example: Checks whether event.preventDefault() was called. 

$( "a" ).click(function( event ) {
  alert( event.isDefaultPrevented() ); // false
  event.preventDefault();
  alert( event.isDefaultPrevented() ); // true
});