std::basic_ios<CharT,Traits>::setstate
From cppreference.com
void setstate( iostate state ); |
||
Sets the stream error flags state in addition to currently set flags. Essentially calls clear(rdstate() | state). May throw an exception.
Parameters
| state | - | stream error state flags to set. It can be a combination of the following constants:
|
Return value
(none)
Example
Run this code
#include <iostream>
#include <sstream>
int main()
{
std::ostringstream stream;
if (!stream.fail())
std::cout << "stream is not fail\n";
stream.setstate(std::ios_base::failbit);
if (stream.fail())
std::cout << "now stream is fail\n";
if (!stream.good())
std::cout << "and stream is not good\n";
}
Output:
stream is not fail
now stream is fail
and stream is not good
See also
| returns state flags (public member function) | |
| modifies state flags (public member function) |