abs()
Return the absolute value of an integer
Synopsis:
#include <stdlib.h>
int abs( int j );
Arguments:
- j
- The number you want the absolute value of.
Library:
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
Description:
The abs() function returns the absolute value of the integer argument j. If the result can't be represented as an int, a warning occurs.
Returns:
The absolute value of its argument.
Examples:
#include <stdio.h> #include <stdlib.h> int main( void ) { printf( "%d %d %d\n", abs (-5), abs (0), abs (5)); return EXIT_SUCCESS; }
produces the following output:
5 0 5
Classification:
Safety: | |
---|---|
Cancellation point | No |
Interrupt handler | Yes |
Signal handler | Yes |
Thread | Yes |