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int n = 1;
if(n == 1)
{
string p = "111";
}
else
{
string p = "222";
}
cout << p << endl;
char a[10];
char* p = a;
int n = 1;
if(n == 1)
{
p = "111";
}
else
{
p = "222";
}
cout << p << endl;
int n = 1;
string p = n== 1?"111":"222";
std::cout << p << std::endl;
int main()
{
int n = 1;
if(n == 1)char *p = "111"; // 也可以用string *p="111"
else char *p = "222"; //也可以用string *p="111"
cout<<p<<endl;
return 0;
}
char a[10];
char* p = a;
int n = 1;
if(n == 1)
{
p = "111";
}
else
{
p = "222";
}
cout << p << endl;
#include <iostream>
#include <string>
int main()
{
int n = 1;
if(n == 1) {
std::string p = "111"; // 生命周期在两个花括号之间
}
else {
std::string p = "222"; // 生命周期在两个花括号之间
}
std::cout << p << std::endl; // 找不到
return 0;
}