atoi(3) - wariua/manpages-ko GitHub Wiki

NAME

atoi, atol, atoll - λ¬Έμžμ—΄μ„ μ •μˆ˜λ‘œ λ³€ν™˜ν•˜κΈ°

SYNOPSIS

#include <stdlib.h>

int atoi(const char *nptr);
long atol(const char *nptr);
long long atoll(const char *nptr);

glibc κΈ°λŠ₯ 확인 맀크둜 μš”κ±΄ (feature_test_macros(7) μ°Έκ³ ):

atoll():
_ISOC99_SOURCE
|| /* glibc 버전 <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE

DESCRIPTION

atoi() ν•¨μˆ˜λŠ” nptr이 κ°€λ¦¬ν‚€λŠ” λ¬Έμžμ—΄μ˜ 처음 뢀뢄을 int둜 λ³€ν™˜ν•œλ‹€. λ‹€μŒκ³Ό λ™μž‘μ΄ κ°™λ˜, atoi()μ—μ„œλŠ” 였λ₯˜λ₯Ό κ°μ§€ν•˜μ§€ μ•ŠλŠ”λ‹€.

strtol(nptr, NULL, 10);

atol()κ³Ό atoll() ν•¨μˆ˜λŠ” atoi()와 λ™μΌν•˜κ²Œ λ™μž‘ν•˜λ˜ λ¬Έμžμ—΄μ˜ 처음 뢀뢄을 λ°˜ν™˜ νƒ€μž…μΈ longμ΄λ‚˜ long long으둜 λ³€ν™˜ν•œλ‹€.

RETURN VALUE

λ³€ν™˜ν•œ κ°’.

ATTRIBUTES

이 μ ˆμ—μ„œ μ‚¬μš©ν•˜λŠ” μš©μ–΄λ“€μ— λŒ€ν•œ μ„€λͺ…은 attributes(7)λ₯Ό 보라.

μΈν„°νŽ˜μ΄μŠ€ 속성 κ°’
atoi(), atol(), atoll() μŠ€λ ˆλ“œ μ•ˆμ „μ„± MT-Safe locale

CONFORMING TO

POSIX.1-2001, POSIX.1-2008, C99, SVr4, 4.3BSD. C89와 POSIX.1-1996μ—λŠ” ν•¨μˆ˜ atoi()와 atol()만 μžˆλ‹€.

NOTES

λ¦¬λˆ…μŠ€ libcμ—μ„œ atoll()의 ꡬ식 이름인 atoq()λ₯Ό μ œκ³΅ν–ˆλ‹€. glibcμ—μ„œλŠ” atoq()λ₯Ό μ œκ³΅ν•˜μ§€ μ•ŠλŠ”λ‹€.

SEE ALSO

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


2016-03-15

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