absolute

This function calculates the absolute value of a given number.

double absolute(double x)

Parameters:
x
The number to calculate.

Return value:
The absolute value of x.

Remarks:
None.

Example:
void main()
{
alert("absolute", "The absolute value of 3.1416 is "+absolute(3.1416)+".");
alert("absolute", "The absolute value of -10.6 is "+absolute(-10.6)+".");
}