Pchero: /* Synopsis */

2016-08-09T13:11:11Z

Synopsis

← Older revision		Revision as of 13:11, 9 August 2016
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	strcmp/strncmp 내용 정리		strcmp/strncmp 내용 정리

	== ~~Synopsis~~ ==		== Basic ==
	<source lang=c>		<source lang=c>
	#include <string.h>		#include <string.h>
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	int strncmp(const char s1, const char s2, size_t n);		int strncmp(const char s1, const char s2, size_t n);
	</source>		</source>

			strcmp()/strncmp() 사용시, 문자열 인자값에 NULL 이 입력되면 세그멘테이션 폴트를 일으킨다.

	== Example ==		== Example ==

Pchero: Created page with "== Overview == strcmp/strncmp 내용 정리 == Synopsis == #include int strcmp(const char s1, const char s2); int strncmp(const char *s1, const..."

2016-08-09T13:01:57Z

Created page with "== Overview == strcmp/strncmp 내용 정리 == Synopsis == <source lang=c> #include <string.h> int strcmp(const char *s1, const char *s2); int strncmp(const char *s1, const..."

New page

== Overview ==
strcmp/strncmp 내용 정리

== Synopsis ==
<source lang=c>
#include <string.h>

int strcmp(const char *s1, const char *s2);

int strncmp(const char *s1, const char *s2, size_t n);
</source>

== Example ==
<source lang=c>
#include <stdio.h>
#include <string.h>

int main(int argc, char** argv)
{
char* tmp;
int ret;

tmp = "hello";
ret = strncmp(tmp, "helloooo", strlen(tmp));

printf("Reuslt. ret[%d]\n", ret);

return 0;
}
</source>

Results
<pre>
$ valgrind --tool=memcheck --leak-check=full ./main
==32434== Memcheck, a memory error detector
==32434== Copyright (C) 2002-2013, and GNU GPL'd, by Julian Seward et al.
==32434== Using Valgrind-3.10.1 and LibVEX; rerun with -h for copyright info
==32434== Command: ./main
==32434==
Reuslt. ret[0]
==32434==
==32434== HEAP SUMMARY:
==32434== in use at exit: 0 bytes in 0 blocks
==32434== total heap usage: 0 allocs, 0 frees, 0 bytes allocated
==32434==
==32434== All heap blocks were freed -- no leaks are possible
==32434==
==32434== For counts of detected and suppressed errors, rerun with: -v
==32434== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
</pre>

[[category:glibc]]

Strcmp/strncmp - Revision history

Pchero: /* Synopsis */

Pchero: Created page with "== Overview == strcmp/strncmp 내용 정리 == Synopsis == #include int strcmp(const char *s1, const char *s2); int strncmp(const char *s1, const..."

Pchero: Created page with "== Overview == strcmp/strncmp 내용 정리 == Synopsis == #include int strcmp(const char s1, const char s2); int strncmp(const char *s1, const..."