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Javascript Mouse enter

 

The on mouse enter(onmouseenter) event occurs when the mouse pointer is moved onto an element.

 

Syntax:

 

<element onmouseenter="myScript">

 

In JavaScript:

 

object.onmouseenter = function(){myScript};

 

EXAMPLE:

 

<!DOCTYPE html>
<html>
<head>
<style>
div {
 width: 100px;
 height: 100px;
 border: 1px solid black;
 margin: 10px;
 float: left;
 padding: 30px;
 text-align: center;
 background-color: lightgray;
}

p {
 background-color: white;
}
</style>
</head>
<body>

<h3>example: difference between onmousemove, onmouseenter and onmouseover.</h3>



<div onmousemove="myMoveFunction()">
 <p>onmousemove: <br> <span id="demo">Mouse over me!</span></p>
</div>

<div onmouseenter="myEnterFunction()">
 <p>onmouseenter: <br> <span id="demo2">Mouse over me!</span></p>
</div>

<div onmouseover="myOverFunction()">
 <p>onmouseover: <br> <span id="demo3">Mouse over me!</span></p>
</div>

<script>
var x = 0;
var y = 0;
var z = 0;

function myMoveFunction() {
 document.getElementById("demo").innerHTML = z+=1;
}

function myEnterFunction() {
 document.getElementById("demo2").innerHTML = x+=1;
}

function myOverFunction() {
 document.getElementById("demo3").innerHTML = y+=1;
}
</script>

</body>
</html>

 

OUTPUT:

 

Javascript Mouse enter