Question

How to create an output manipulator in c++

Answer 1

#include <iostream>
#include <iomanip> 

using namespace std;

ostream &manip(ostream &stream)
{
	stream.setf(ios::left);
	stream << setw(8) << setfill('*');

	return stream;
}

int main()
{
	cout << 131 << " : " << manip << 131 << endl;

	return 0;
}

/*
run:

131 : 131*****

*/

 

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