1、修饰变量const int i = 10;//i,j都用作常变量int const j = 20;i = 15;//错误，常变量不能改变j = 25;//错误，常变量不能改变const int k;//错误，必须初始化=======================2、修饰指针指向的内容const char* val = "hello";//const修饰的是char*const char *val2 = "world";//与上一行等价char con
C/C++
2023-07-03
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