C璇█涓浜庝笅闈㈢殑涓ょ鎯呭喌錛屾槸鍚︾浉鍚屽憿錛?/p>
char a[] = "abcdefg"錛?--------------1
char *p = "abcdefg";-----------------2
鍦ㄨ皥鍒拌繖浜涘尯鍒椂錛屽簲璇ュ厛璋堜竴涓嬭綆楁満涓鍙橀噺鏄浣曞瓨鍌ㄧ殑銆備粠緙栬瘧鍘熺悊涓垜浠煡閬擄紝瀵逛簬鎵鏈夌殑鍙橀噺浠栭兘浼氬獎灝勫埌涓涓鍙瘋〃涓備負浜嗙畝鍖栵紝榪欓噷緇欏嚭涓縐嶆渶綆鍗曠殑渚夸簬鐞嗚В鐨勭鍙瘋〃錛?/p>
a | 0xffaa |
p | 0xffcc |
琛? 涓涓畝鍗曠殑絎﹀彿琛ㄧず渚?/p>
浠ヤ笂琛ㄦ牸涓璦浠h〃涓涓彉閲忥紝0xffaa鍒欎負鍙橀噺a鐨勫唴瀹圭殑瀛樺偍鍦板潃錛沺浠h〃鍙︿竴涓彉閲忥紝0xffcc涓哄彉閲弍鐨勫唴瀹圭殑瀛樺偍鍦板潃銆傚浜庢暟緇勫瀷鐨勫彉閲忓拰鎸囬拡鍨嬬殑鍙橀噺錛屽叾鍦板潃浠h〃鐨勫惈涔変笉鍚屻?/p>
瀵逛簬鏁扮粍a:
榪欎釜0xffaa鍦板潃灝辨槸鍏跺瓨鏀炬暟緇勫唴瀹圭殑棣栧湴鍧浜嗐傚浜巃[i]鐨勫紩鐢ㄦ楠ゅ涓嬶細
姝ラ涓銆佸彇鍑篿鐨勫鹼紝灝嗕粬涓?xffaa鐩稿姞錛?/p>
姝ラ浜屻佸彇鍑轟負(0xffaa+i)涓殑鍐呭銆?/p>
瀵逛簬鎸囬拡p:
榪欎釜0xffcc鍦板潃灝辨槸涓瓨鏀劇殑涓嶆槸瀛楃涓茬殑鍐呭錛岃屾槸涓涓湴鍧錛岃繖涓湴鍧鎵嶆槸瀛楃涓茬殑棣栧湴鍧錛屽p[i]鎴栬呯敤鎸囬拡琛ㄧず*(p+i)鐨勫簲鐢ㄦ楠ゅ涓嬶細
姝ラ涓銆佸彇鍑?xffcc鍦板潃涓殑鍐呭錛屼緥濡備負0xffdf;
姝ラ浜屻佸彇鍑哄湴鍧0xffdf涓殑鍐呭銆?/p>
鏁扮粍鍜屾寚閽堢殑瀵規瘮濡備笅鍥撅細
涓嬮潰鏄湪VC6.0涓嬩綔鐨勪竴涓瘯楠岋紝閫氳繃榪欎釜璇曢獙澶у鍙互鐪嬪埌錛岃櫧鐒跺悓榪嘯]鍜岄氳繃*寮曠敤閮戒竴鏍鳳紝浣嗗湪鍐呴儴澶勭悊鐨勬柟娉曟槸涓嶄竴鏍風殑銆?/p>
#include "stdafx.h"
#include "stdio.h"
int main(int argc, char* argv[])
{
int a[3]={1,2,3};
int *p =a;
printf("a:%d,&a:%d,a[0]:%d,*a:%d,p:%d,&p:%d,*p:%d,p[0]:%d",a,&a,
a[0],*a,p,&p,*p,p[0]);
return 0;
}
杈撳嚭緇撴灉錛?/p>
a:1310580,&a:1310580,a[0]:1,*a:1,p:1310580,&p:1310576,*p:1,p[0]:1銆?/p>
鐢變笂闈㈢殑鍒嗘瀽鍙煡錛屽鏋滃湪涓涓枃浠朵腑瀹氫箟浜嗕竴涓暟緇刬nt maychar[100],閭d箞涓嬮潰鐨勫0鏄庡氨鏄畬鍏ㄩ敊璇殑銆?/p>
extern int *maychar;
榪欐牱鐨勮瘽錛屽湪寮曠敤鏃朵粬灝變細鎸夌収鎸囬拡鐨勬柟娉曟潵寮曠敤鏁扮粍銆傛紜殑澹版槑搴旇鏄痚xter int maychar[];榪欓噷鏁扮粍鐨勫ぇ灝忓茍涓嶉噸瑕併備笅闈㈠皢鎸囬拡涓庢暟緇勭殑鍖哄埆鐢ㄨ〃鏍肩殑褰㈠紡鍒楀嚭濡備笅錛?/p>
鎸囬拡 | 鏁扮粍 |
淇濆瓨鏁版嵁鐨勫湴鍧 | 淇濆瓨鏁版嵁 |
闂存帴璁塊棶鏁版嵁 | 鐩存帴璁塊棶 |
閫氬父鐢ㄤ簬鍔ㄦ佹暟鎹粨鏋?/p> | 閫氬父鐢ㄤ簬瀛樺偍鍥哄畾鏁扮洰鏁版嵁綾誨瀷鐩稿悓鐨勫厓绱?/p> |
鐩稿叧鎿嶄綔malloc(),free()絳?/p> | 闅愬紡鍒嗛厤鍜屽垹闄?/p> |
鍚屽父鎸囧悜鍖垮悕鏁版嵁 | 鑷韓鍗充負鏁版嵁鍚?/p> |
琛? 鎸囬拡涓庢暟緇勭殑鍖哄埆
榪樿鎻愰啋涓鐐圭殑灝辨槸錛?/p>
char a[] = "abcdefg"錛?--------------鏁扮粍鍐呭鑳戒慨鏀?瀛楃鏁扮粍)
char *p = "abcdefg";-----------------鍐呭涓嶈兘淇敼錛堝瓧絎︿覆甯擱噺錛?/p>
鍦ˋNSI C涓紝鍒濆鍖栨寚閽堟槸鎵鍒涘緩鐨勫瓧絎︿覆鏃跺父閲忥紝琚畾涔変負鍙錛屽鏋滆瘯鍥鵑氳繃鎸囬拡淇敼榪欎釜瀛楃涓茬殑鍊鹼紝紼嬪簭灝變細鍑虹幇涓哄畾涔夌殑琛屼負銆?/p>