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wcsnlen
Langue: ja
Version: July 25, 1999 (openSuse - 09/10/07)
Section: 3 (Bibliothèques de fonctions)
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wcsnlen - ¸ÇÄêĹ¤Î¥ï¥¤¥Éʸ»úʸ»úÎó¤ÎŤµ¤òµá¤á¤ë½ñ¼°
#include <wchar.h> size_t wcsnlen(const wchar_t *s, size_t maxlen);
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wcsnlen() ´Ø¿ô¤Ï¡¢ strnlen(3) ´Ø¿ô¤ËÂбþ¤¹¤ë¥ï¥¤¥Éʸ»ú´Ø¿ô¤Ç¤¢¤ë¡£ ¤³¤Î´Ø¿ô¤Ï¡¢s ¤¬»Ø¤¹Ê¸»úÎóÃæ¤Î¥ï¥¤¥Éʸ»ú¤Î¿ô¤òÊÖ¤¹¤¬¡¢¤³¤ì¤ÏºÇÂç maxlen ʸ»ú¤Þ¤Ç¤Ç¤¢¤ë¡£¤Þ¤¿¡¢½ªÃ¼¤Î L'\0' ʸ»ú¤Ï´Þ¤Þ¤Ê¤¤¡£ ¤³¤ì¤ò¹Ô¤¦ºÝ¤Ë¤Ï¡¢ wcsnlen() ¤Ï s ¤¬»Ø¤¹¥ï¥¤¥Éʸ»úÎó¤ÎºÇ½é¤Î maxlen ʸ»ú¤·¤«¸«¤º¡¢·è¤·¤Æ s+maxlen ʸ»ú¤òĶ¤¨¤Æʸ»úÎó¤ò »²¾È¤¹¤ë¤³¤È¤Ï¤Ê¤¤¡£ÊÖ¤êÃÍ
wcsnlen() ´Ø¿ô¤Ï¡¢wcslen(s) ¤ÎÃͤ¬ maxlen ¤è¤ê¾®¤µ¤±¤ì ¤Ð wcslen(s) ¤òÊÖ¤¹¡£¤¢¤ë¤¤¤Ï¡¢s ¤¬»Ø¤¹¥ï¥¤¥Éʸ»úÎóÃæ¤Î ºÇ½é¤Î maxlen ʸ»ú¤Ë L'\0' ʸ»ú¤¬´Þ¤Þ¤ì¤Æ¤¤¤Ê¤±¤ì¤Ð maxlen ¤òÊÖ¤¹¡£½àµò
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