#include <iostream>
#include <string>
#include <sstream>
using namespace std;
int main() {
string s="54.653";
double d=atoi(s.c_str());
cout << d << endl;//54
stringstream ss;
ss << s;
ss >> d;
cout << d; //54.653
return 0;
}
stringstream与atoi实现字符串与int,double型转换之比较
猜你喜欢
转载自blog.csdn.net/guomengkai/article/details/88055074
今日推荐
周排行