Javascript Style How to - Detect text-overflow

Question

We would like to know how to detect text-overflow.

Answer


<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
#email {<!-- w  w w  .jav  a 2s.c o  m-->
  display: inline-block;
  width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
}
</style>
<script type='text/javascript'>
window.onload=function(){
    var e = document.getElementById('email');
    if (0 > e.clientWidth - e.scrollWidth) {
        console.log("Overflow")
    }
}
</script>
</head>
<body>
  <span id="email">dave@davemail.dave</span>
</body>
</html>

The code above is rendered as follows: