Description:
This method returns the absolute value of a number.
Syntax:
Math.abs( x ) ; |
- x : A number.
Return Value:
Returns the absolute value of a number.Example:
<html>
<head>
<title>JavaScript Math abs() Method</title>
</head>
<body>
<script type="text/javascript">
var value = Math.abs(-1);
document.write("First Test Value : " + value );
var value = Math.abs(null);
document.write("<br />Second Test Value : " + value );
var value = Math.abs(20);
document.write("<br />Third Test Value : " + value );
var value = Math.abs("string");
document.write("<br />Fourth Test Value : " + value );
</script>
</body>
</html>
|
First Test Value : 1 Second Test Value : 0 Third Test Value : 20 Fourth Test Value : NaN
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