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int x=35;
char str[10];
//ÎÊ£ºstrlen(str)ºÍsizeof(str)µÄÖµ·Ö±ðÊǶàÉÙ£¿
strcpy(str,"www.it315.org"/*¹²13¸ö×Öĸ*/);
//ÎÊ:´ËʱxºÍstrlen(str)µÄÖµ·Ö±ðÊǶàÉÙ£¿
str="it315.org";//±àÒëÄÜͨ¹ýÂð£¿
char *pstr;
strcpy(pstr,"http://www.it315.org");
//ÉϾä±àÒëÄÜͨ¹ýÂð£¿ÔËÐÐʱÓÐÎÊÌâÂð£¿
const char *p1;
char * const p2;
//ÉÏÃæÁ½¾äÓÐÊ²Ã´Çø±ðÂð£¿
p1=(const char *)str;
//Èç¹ûÊÇp1=str£»±àÒëÄܹ»Í¨¹ýÂð£¿Ã÷°×ΪʲôҪÀàÐÍת»»£¿ÀàÐÍת»»µÄ±¾ÖÊÊÇʲô£¿
strcpy(p1,"abc");//±àÒëÄܹ»Í¨¹ýÂð£¿
printf("%d",str);//ÓÐÎÊÌâÂð£¿
pstr=3000;//±àÒëÄܹýÂð£¿Èç¹û²»ÐУ¬¸ÃÈçºÎÐÞ¸ÄÒÔ±£Ö¤±àÒëͨ¹ýÄØ£¿
long y=(long)pstr;//¿ÉÒÔÕâÑù×öÂð£¿
int *p=str;
*p=0x00313200;
printf("%s",str);//»áÊÇʲôЧ¹û£¿Ìáʾ0x31¶ÔÓ¦×Ö·û'1',0x32¶ÔÓ¦×Ö·û'2'¡£
p=3000;//p+1µÄ½á¹û»áÊǶàÉÙ£¿
char *pc=new char[100];//ÉÏÊöÓï¾äÔÚÄÚ´æÖÐÕ¼¾Ý¼¸¸öÄÚ´æ¿é£¬ÔõÑùµÄ²¼¾ÖÇé¿ö£¿
void test(char **p)
{
       *p=new char[100];
}//Õâ¸ö±àÒ뺯ÊýÓÐÎÊÌâÂð£¿ÍâÃæÒªµ÷ÓÃÕâ¸öº¯Êý£¬¸ÃÔõÑù´«µÝ²ÎÊý£¿
//ÄÜÃ÷°×typedef int (*PFUN)(int x,int y)¼°Æä×÷ÓÃÂð£¿
 
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