std::setfill
From cppreference.com
| Defined in header <iomanip>
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| template< class CharT > /*unspecified*/ setfill( CharT c ); |
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When used in an expression out << setfill(c) sets the fill character of the stream out to c.
Contents |
[edit] Parameters
| c | - | new value for the fill character |
[edit] Return value
Returns an object of unspecified type such that if out is the name of an output stream of type std::basic_ostream<CharT, Traits>, then the expression out << setfill(n) behaves as if the following code was executed:
out.fill(n);
[edit] Example
#include <iostream> #include <iomanip> int main() { std::cout << "default fill: " << std::setw(10) << 42 << '\n' << "setfill('*'): " << std::setfill('*') << std::setw(10) << 42 << '\n'; }
Output:
default fill: 42
setfill('*'): ********42[edit] See also
| manages the fill character (public member function of std::basic_ios) | |
| sets the placement of fill characters (function) | |
| changes the width of the next input/output field (function) | |
