getElementById() Inconsistent Behavior in IE7 Document Mode

  Devin Manno        April 10, 2015

The JavaScript function document.getElementById(), long a staple in the front-end web development community, seems pretty straightforward. Unless you’re maintaining an application that uses a legacy Internet Explorer document mode. I found this out the hard way when debugging a legacy application that had been running in IE 5 quirks document mode. After wrapping the legacy Continue reading →