man.bsd.lv manual page server

Manual Page Search Parameters
ATOI(3) Library Functions Manual ATOI(3)

atoi — convert ASCII string to integer

#include <stdlib.h>

int
atoi(const char *nptr);

The () function converts the initial portion of the string pointed to by to representation.

It is equivalent to:

(int)strtol(nptr, (char **)NULL, 10);

atof(3), atol(3), strtod(3), strtol(3), strtoul(3)

The atoi() function conforms to ANSI X3.159-1989 (“ANSI C89”).

4.4BSD-Lite2 June 4, 1993 ATOI(3)