abs(val)
Calculates the absolute value (magnitude) of a number. The absolute value of a number is always positive.
Type: function
Parameter(s):
- val {Number}:A number. 
Returns:
- 
    {Number}:
 The absolute value of that number. 
Calculates the absolute value (magnitude) of a number. The absolute value of a number is always positive.
Type: function
Parameter(s):
A number.
Returns:
The absolute value of that number.