abs
[integer absolute value (magnitude)]
SYNOPSIS
#include
<stdlib.h>
int abs(int
I);
DESCRIPTION
abs
returns |x|, the absolute value of
I
(also called the magnitude of I).
That is, if I
is negative, the result is the opposite
of I,
but if I
is nonnegative the result is i.
The similar function, labs, uses and returns long rather than int values.
RETURNS
The result is a nonnegative integer.
COMPLIANCE
abs
is ANSI.
No supporting OS subroutines are required.
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