Element.hasEvent is part of the custom-event repository in MooTools PowerTools! http://cpojer.net/PowerTools/#!
See https://github.com/cpojer/mootools-custom-event for the code and documentation. This functionality was never part of MooTools itself.
Element.hasEvent is part of the custom-event repository in MooTools PowerTools! http://cpojer.net/PowerTools/#!
See https://github.com/cpojer/mootools-custom-event for the code and documentation. This functionality was never part of MooTools itself.