How to get the absolute value of a number in JavaScript?

The abs() method returns the absolute value of a number.

Math.abs(x)
Parameter is required and must be a numeric value.

Example
<script>
document.write(Math.abs(7.25) + "<br />")
document.write(Math.abs(-7.25) + "<br />")
document.write(Math.abs(7.25-10))
</script>
Sample code and demo is here

Demo
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