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<!DOCTYPE html>
<html>
<body>
​
<p>This example uses the HTML DOM to assign an "onmouseenter" and "onmouseleave" event to a h1 element.</p>
​
<h1 id="demo">Mouse over me</h1>
​
<script>
document.getElementById("demo").onmouseenter = function() {mouseEnter()};
document.getElementById("demo").onmouseleave = function() {mouseLeave()};
​
function mouseEnter() {
  document.getElementById("demo").style.color = "red";
}
​
function mouseLeave() {
  document.getElementById("demo").style.color = "black";
}
</script>
​
</body>
​
<!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_onmouseenter_dom by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 03:02:57 GMT -->
</html>
​
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