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char µÄÎÊÌ⣬ÎÒµÄC Ì«²îÁË¡£Ì«²ËÁË£¬µÃ¸Ï½ô²¹¡£ºÇºÇ

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main()
{
char*  a  = "123";
char**  b  = "123";
        printf  ("%s,%s", a,b);
}


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Á½¸ö char* a
        char ** b
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char**  b  = "123"; Õâ¾ä²»ºÏ·¨°É£¿

ÎÒÓÃgcc ±àÒëµÄ¡£ Êä³ö½á¹û¶¼ÊÇ 123 ËùÒÔÎÒ¾ÍÃÔºýÁË

µÚÒ»¸öchar *¾ÍÊÇcharÖ¸Õë Ö¸Ïò123´®µÄÊ×µØÖ·

µÚ¶þ¸öchar **£¬ÊÇÖ¸Ïòchar *µÄÖ¸Õ룬Äã°Ñ123µÄÊ×µØÖ·Ò²¸³Öµ¸øÁËËü

ÕâÀï´®"123"ÊÇ·ÅÔÚ¾²Ì¬ÇøµÄ£¬Á½¸öÖ¸ÕëaºÍbµÄÖµÊÇÒ»ÑùµÄ£¬Äã¿ÉÒÔ´òÓ¡¿´¿´

printf("%x,%x",a,b);

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char**  b  = "123"; ———— ¡°123¡±Ï൱ÓÚchar c[4] = "123"; Äã°Ñchar c[4]¸³Öµ¸ø¶þ¼¶Ö¸Õ룬Õâ¸ö²»Ì«ºÏÊÊ£¬ÕâÀïÖ»ÊǰÑÇ¿ÖÆ°ÑÕâ¸ö×Ö·û´®µÄµØÖ·¸³Öµ¸øÁËb£¬ËùÒÔÄܹ»´òÓ¡³ö½á¹ûΪ123À´

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