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FREADSection: Linux Programmer's Manual (3)Updated: 17 May 1996 Index Return to Main Contents ̾Á°fread, fwrite - ¥Ð¥¤¥Ê¥ê¥¹¥È¥ê¡¼¥à¤ÎÆþ½ÐÎϽñ¼°#include <stdio.h>size_t fread( void *ptr, size_t size, size_t nmemb, FILE *stream); size_t fwrite( const void *ptr, size_t size, size_t nmemb, FILE *stream); ÀâÌÀfread ´Ø¿ô¤Ï stream ¥Ý¥¤¥ó¥¿¤Ç»ØÄꤵ¤ì¤¿¥¹¥È¥ê¡¼¥à¤«¤é nmemb ¸Ä¤Î¥Ç¡¼¥¿¤òÆÉ¤ß¹þ¤ß¡¢ ptr ¤ÇÍ¿¤¨¤é¤ì¤¿¾ì½ê¤Ë³ÊǼ¤¹¤ë¡£ ¸Ä¡¹¤Î¥Ç¡¼¥¿¤Ï size ¥Ð¥¤¥È¤ÎŤµ¤ò»ý¤Ä¡£fwrite ´Ø¿ô¤Ï ptr ¤Ç»ØÄꤵ¤ì¤¿¾ì½ê¤«¤éÆÀ¤¿ nmemb ¸Ä¤Î¥Ç¡¼¥¿¤ò¡¢ stream ¥Ý¥¤¥ó¥¿¤Ç»ØÄꤵ¤ì¤¿¥¹¥È¥ê¡¼¥à¤Ë½ñ¤¹þ¤à¡£ ¸Ä¡¹¤Î¥Ç¡¼¥¿¤Ï size ¥Ð¥¤¥È¤ÎŤµ¤ò»ý¤Ä¡£ ÊÖ¤êÃÍfread ¤È fwrite ¤ÏÆÉ¤ß½ñ¤¤ËÀ®¸ù¤·¤¿Í×ÁǤθĿô¤òÊÖ¤¹¡£ ¥¨¥é¡¼¤¬À¸¤¸¤¿¾ì¹ç¤ä¡¢end-of-file(¥Õ¥¡¥¤¥ë¤ÎºÇ¸å)¤Ë㤷¤¿¾ì¹ç¡¢ ÊÖ¤êÃͤϻØÄꤷ¤¿¸Ä¿ô¤è¤ê¤â¾®¤µ¤¤ÃÍ(¤Þ¤¿¤Ï¥¼¥í)¤È¤Ê¤ë¡£fread ¤Ïend-of-file¤È¥¨¥é¡¼¤ò¶èÊ̤·¤Ê¤¤¤Î¤Ç¡¢ ¤É¤Á¤é¤¬À¸¤¸¤¿¤«¤òȽÃǤ¹¤ë¤¿¤á¤Ë¤Ï¡¢ ¸Æ¤Ó½Ð¤·Â¦¤Ç feof(3) ¤È ferror(3) ¤È¤ò»ÈÍѤ·¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤¡£ ½àµòfread ´Ø¿ô¤È fwrite ´Ø¿ô¤Ï ANSI X3.159-1989 (``ANSI C'')¤Ë½àµò¤¹¤ë¡£´ØÏ¢¹àÌÜfeof(3), ferror(3), read(2), write(2)
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