Returns the absolute value of a number.

Math.abs(number) 

The required number argument is a numeric expression for which the absolute value is needed.

Remarks

The return value is the absolute value of the number argument.

Example

The following example illustrates the use of the abs method.

function ComparePosNegVal(n)
{
   var s;
   var v1 = Math.abs(n);
   var v2 = Math.abs(-n);
   if (v1 == v2)
      s = "The absolute values of " + n + " and "
      s += -n + " are identical.";
   return(s);
}

Requirements

Version 1

See Also

Math Object Methods

Applies To: Math Object