Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

cÖ¸ÕëÒç³öÎÊÌâ

¸Õ¸ÕÄǸöÔõô±»½áÌùÁ˰¡£¬ÄÇÎÒÀ´¿ª¸ö°É¡£

C/C++ code:

char a='s';
char str[8]="Hello123";

printf("%c", a); //»¹ÊÇS£¬ÎªÊ²Ã´£¿
printf("\n%08X %08X\n",&a,&str[8]); //Êä³öÒ»ÑùµÄµØÖ·




ÉÏÃæHello123ºóÃæ²»ÊÇ»¹ÓÐ'\0'£¬ÎªÊ²Ã´²»°ÑaÀïÃæµÄÖµ¸ø¼·µô£¿
char str[8]="Hello123";
Äã¹æ¶¨ÁËÊý×é´óСѽ£¬°ÑÊý×é´óСȥµôÊÔÊÔ

LZÓÃʲô±àÒëÆ÷±àÒëͨ¹ýµÄ£¿

ûÎÊÌâ°¡£¬ÎÒ²»Êǽá¹û¶¼Ìù³öÀ´ÁË¡£

ÓÃvc±àÒëµÄ

ÒýÓÃ
char str[8]="Hello123";
Äã¹æ¶¨ÁËÊý×é´óСѽ£¬°ÑÊý×é´óСȥµôÊÔÊÔ


ÎÒ¾ÍÊÇÏë¿´¿´Òç³öµÄʱºòʲôÑù×ӵġ£

&str[8]Ô½½çÁË

û¿´Çå³ölzµÄÎÊÌ⣬aºÍstr[8]µÄ¿Õ¼ä·Ö²¼ÓɱàÒëÆ÷¾ö¶¨£¬Êµ¼ÊÉÏÓÐʱ±àÒëÆ÷µÄÓÅ»¯»áÈÃdebug°æ±¾ºÍrelease°æ±¾µÄ¿Õ¼ä·Ö²¼²»Ò»Ñù¡£

Èç¹ûÏëÉîÈëÁ˽â±àÒëÆ÷µÄ»°£¬¿ÉÒÔ¿´Ò»Ï±àÒë·½ÃæµÄÊé¼®£¬ÌÖÂÛÕâ¸öÎÊÌâÓÉÓÚÒª¿¼ÂǶà¸öƽ̨ÒÔ¼°ÓÅ»¯»úÖÆµÄ²»Í¬£¬²»½¨ÒéÉîÈë¡£

ÒýÓÃ
&str[8]Ô½½çÁË


ÖªµÀ£¬ÎÒ¾ÍÊÇÏëÎÊΪʲôÊý×éºóÃæµÄ'\0'²»»á°ÑaÀïÃæµÄÖµÇåµô¡£

ÔÚµ÷ÊÔ´°¿ÚÀïÃæ´ò¿ª»ã±à´úÂ뿴һϲ»¾Íʲô¶¼Ã÷°×ÁËÂð£¿



ÒýÓÃ
û¿´Çå³ölzµÄÎÊÌ⣬aºÍstr[8]µÄ¿Õ¼ä·Ö²¼ÓɱàÒëÆ÷¾ö¶¨£¬Êµ¼ÊÉÏÓÐʱ±àÒëÆ÷µÄÓÅ»¯»áÈÃdeb


Ïà¹ØÎÊ´ð£º

ѧϰÌÖÂÛ C/C++ QQȺ - C/C++ / ·Ç¼¼ÊõÇø

QQȺ 29152388
ÓÑÇéUP

°ï¶¥

up

°ïup

up Ö§³Ö£¡

up jf

...ÄѵÀÓзÖ..?

up up up
Ï£ÍûÓеüӷ֣¬¹þ¹þ¡£

Ö§³Ö£¬ÎÒ¼ÓÁË£¬Ï£ÍûÂ¥Ö÷ÄܼÓÎÒ£¬¹²Í¬Ñ§Ï°¹þ

¼ÓÁË¡£

¶¥ÉÏ£¬Ã¿ÌìÊÕ»ñÒ»µã£¬Ö§³Ö ......

CÖÐÄÚ´æµÄ·ÖÅä

±ÈÈ磺
char c[] = "hello,world";
char *c = "hello,world";

ÔÚ·ÖÅäÄÚ´æÊ±ÊDz»Ò»ÑùµÄ°É£¿£¨·ÖÅäµ½¶Ñ»¹ÊÇջʲôµÄ£©
Ë­Äܸø½²½²CÖÐÄÚ´æÊÇÔõô·ÖÅäµÄ°¡£¿
»òÕ߸øÌṩ¸öÁ´½Ó ......

ÇóÒ»¸öÁ´±í³ÌÐò c¸ßÊÖÇë½ø

µ¥Á´±íÖи÷½áµã´æ·ÅÒ»¸öÊý£¬Çë°´ÉýÐòÅÅÁÐ
лл ¸÷λ´óϺ

±¾È˳õѧÊý¾Ý½á¹¹ Ï£Íû´óϺ°ïһϠÈëÃÅ

Õâ¸öºÜ¼òµ¥µÄ°¡,Äã¿ÉÒÔ½¨Á¢Ò»¸ö¸¨ÖúÁ´±í,ÿ´ÎÕÒÁ´±íÖÐ×îСµÄÊýµÄ½Úµã²åÈëµ½ÐÂÁ´±íÖÐ,×Ô¼º³¢ÊÔдÏÂ,²»ÄѵÄ
......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ