1 关于const char*, char const* and char *const 等的区别 2 3 助记方法: 4 把一个声明从右向左读 5 比如: 6 char * const cp; 7 //cp is a const pointer to char 8 9 const char * cp; 10 //cp is a pointer to const char; 11 规则: 12 //从右到左读: 13 // * 读成 pointer to 14 // ** 读成 (a) pointer to (a) pointer to 15 // * const 读成 const pointer to 16 再比如: 17 char ** cpp; //cpp is a pointer to ( a pointer to char ) 18 19 const char ** cpp; // cpp is a pointer to ( a pointer to const char ) 20 21 char * const * cpp; //cpp is a pointer to const pointer to char 22 23 const char * const * cpp; //cpp is pointer to const pointer to const char 24 25 char ** const cpp; //cpp is const pointer to pointer to char 26 27 char * const * const cpp;//cpp is const pointer to const pointer to char 28 29 const char * const * const cpp; //cpp is const pointer to const pointer to c onst char 30 31 32 //××××××××××××××××××××××××××××××××××××××××××××××××××××××××××××××××××××××××××××× 33 //关键: 34 //只要记住: 35 //(1)把声明从右到左读 36 //(2)* 读成 pointer to |
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