参考地址:https://www.cnblogs.com/yibeimingyue/p/9996923.html
c++之to_string()函数
函数原型:
string to_string (int val);
string to_string (long val);
string to_string (long long val);
string to_string (unsigned val);
string to_string (unsigned long val);
string to_string (unsigned long long val);
string to_string (float val);
string to_string (double val);
string to_string (long double val);
功能:
将数值转化为字符串。返回对应的字符串。
举例:
#include <iostream>
using namespace std;
int main()
{
int a=123;
string ss="this is "+to_string(a);
cout<<ss;
return 0;
}
输出:
/home/yhj/测试程序/数据结构与算法/myleetcode/2/cmake-build-debug/2 this is 123 Process finished with exit code 0