Math.abs() Function

What is the use of Math.abs() method in Javascript?
How to get the absolute value of an number in javascript?


Object: Math
Method: Math.abs()
Description:This function is used to get the absolute value of a number.


<script type="text/javascript">
document.write('Absolute value of -4.23 is ::'+Math.abs(-4.23) + "<br/>");
document.write('Absolute value of null is ::'+Math.abs(null) + "<br/>");


In the above example,
  • Absolute value of negative number gives a positive value whereas for a null value it is "0".

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