我们可以用std::left<<setw(20)和std::right<<setw(6)
#include<iostream>
#include<iomanip>
using namespace std;
int main()
{
cout<<std::left<<setw(20)<< "商品名" <<std::right<<setw(6)<< "金额" <<endl;
cout<<std::left<<setw(20)<< "苹果" <<std::right<<setw(6)<<123<<endl;
cout<<std::left<<setw(20)<< "香蕉橘子" <<std::right<<setw(6)<<1456<<endl;
}
代码如下,效果如图所示:
#include <iostream>
#include <string>
#include <iomanip> //记得添加这个头文件
using namespace std;
int main() {
string name1 = "wdnmd";
string name2 = "我带你们打";
cout << "name:" << setw(12) << setiosflags(ios::right) << name1 << endl; //设置姓名宽度为12,右对齐
cout << "name:" << setw(12) << setiosflags(ios::right) << name2 << endl; //设置姓名宽度为12,右对齐
return 0;
}