lai*_*ika 6 c++ pointers reference
它是否正确:
a)指针p1到char:
char* p1;
Run Code Online (Sandbox Code Playgroud)
b)一个常量指针p2到char:
char* const p2;
Run Code Online (Sandbox Code Playgroud)
c)指针p3到常量char:
const char* p3;
Run Code Online (Sandbox Code Playgroud)
d)常量指针p4到常量char:
const char* const p4;
Run Code Online (Sandbox Code Playgroud)
e)对char的引用r1:
char & r1;
Run Code Online (Sandbox Code Playgroud)
f)对常量char的引用r2:
const char& r2;
Run Code Online (Sandbox Code Playgroud)
你能告诉我任何错误吗?