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for connected embedded systems
for connected embedded systems
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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 |
See also:
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