Emulating onhashchange without setInterval—zachleat.comThere is one limitation that all of the major JavaScript browser history management plugins have to hack around: How to tell when there is a change to the location.hash? Sure, you can tell when you’re modifying the hash yourself, but what if the user hits the back/forward button? YUI’s History component and Really Simple History both use setInterval with an internal variable to compare and find ch
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