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c++ std::setw

Luca Conconi answered on October 11, 2022 Popularity 9/10 Helpfulness 2/10

answer c++ std::setw

c++ std::setw

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#include <sstream>
#include <iostream>
#include <iomanip>
 
int main()
{
    std::cout << "no setw: [" << 42 << "]\n"
              << "setw(6): [" << std::setw(6) << 42 << "]\n"
              << "setw(6), several elements: [" << 89 << std::setw(6) << 12 << 34 << "]\n";
 
    std::istringstream is("hello, world");
    char arr[10];
 
    is >> std::setw(6) >> arr;
    std::cout << "Input from \"" << is.str() << "\" with setw(6) gave \""
              << arr << "\"\n";
}

Popularity 9/10 Helpfulness 2/10 Language cpp

Source: en.cppreference.com

Tags: c++

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