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ATOL(3)                FreeBSD Library Functions Manual                ATOL(3)

NAME
     atol, atoll - convert ASCII string to long or long long integer

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <stdlib.h>

     long
     atol(const char *nptr);

     long long
     atoll(const char *nptr);

DESCRIPTION
     The atol() function converts the initial portion of the string pointed to
     by nptr to long integer representation.

     It is equivalent to:

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

     The atoll() function converts the initial portion of the string pointed
     to by nptr to long long integer representation.

     It is equivalent to:

           strtoll(nptr, (char **)NULL, 10);

ERRORS
     The functions atol() and atoll() need not affect the value of errno on an
     error.

SEE ALSO
     atof(3), atoi(3), strtod(3), strtol(3), strtoul(3)

STANDARDS
     The atol() function conforms to ISO/IEC 9899:1990 (``ISO C90'').  The
     atoll() function conforms to ISO/IEC 9899:1999 (``ISO C99'').

FreeBSD 11.0-PRERELEASE        November 28, 2001       FreeBSD 11.0-PRERELEASE

NAME | LIBRARY | SYNOPSIS | DESCRIPTION | ERRORS | SEE ALSO | STANDARDS

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