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1.Ϊʲô¶¨Ò庯Êýʱ£ºfun1 ¿ÉÒÔÕýÈ·µÄ·µ»Ø¶øfun2²»ÐУ¿
char * fun1()
{
  char *p = "haha";
  return p;
}
char * fun2()
{
  char p[] = "haha";
  return p;
}
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2.¹ØÓÚ¶àάÊý×éµÄÎÊÌ⣺
void fun3()
{
  char p[][4] = {"11","22","33","44"};
  printf("%s",p+1);//Õâ¸ö¿ÉÒÔÊä³ö22
  printf("%s",*(p+1));//Õâ¸ö¿ÉÒÔÊä³ö22
  printf("%s",p[1][4]);//ΪʲôÕâ¸ö´íÎó*(p+1)²»¾ÍÊÇp[1][4]Â
}


http://blog.163.com/yan_zhennan@126/blog/static/10934475020098128952406/


**(p+1)ÊÇp[1][0]



printf("%s",p[1][4]);//ΪʲôÕâ¸ö´íÎó*(p+1)²»¾ÍÊÇp[1][4]Â

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char *p = "haha"; ¡°haha"´æ´¢ÔÚ³£Á¿Çø£¬³ÌÐò½áÊø²ÅÊÍ·Å
char p[] = "haha"; ´æ´¢ÔÚÕ»ÉÏ£¬º¯Êý½áÊø¾ÍûÁË
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  struct hostent *hp; 
char AlarmDevIP[20];  
  int x2;

hp = gethostbyname("www.google.com");
if (hp)
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[student@localhost ~]$ tcc -v
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