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ATOI(3) FreeBSD Library Functions Manual ATOI(3) NAME atoi -- convert ASCII string to integer LIBRARY Standard C Library (libc, -lc) SYNOPSIS #include <stdlib.h> int atoi(const char *nptr); DESCRIPTION The atoi() function converts the initial portion of the string pointed to by nptr to int representation. It is equivalent to: (int)strtol(nptr, NULL, 10); The atoi() function has been deprecated by strtol() and should not be used in new code. ERRORS The function atoi() need not affect the value of errno on an error. SEE ALSO atof(3), atol(3), strtod(3), strtol(3), strtoul(3) STANDARDS The atoi() function conforms to ISO/IEC 9945-1:1990 ("POSIX.1"), ISO/IEC 9899:1990 ("ISO C90"), and ISO/IEC 9899:1999 ("ISO C99"). HISTORY The atoi() function appeared in Version 1 AT&T UNIX. FreeBSD 13.0 April 1, 2020 FreeBSD 13.0
NAME | LIBRARY | SYNOPSIS | DESCRIPTION | ERRORS | SEE ALSO | STANDARDS | HISTORY
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