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basic_ios::rdstate

Reads the state of bits for flags.

iostate rdstate( ) const;

The stored stream state information.

// basic_ios_rdstate.cpp
// compile with: /EHsc
#include <iostream>
#include <fstream>
using namespace std;

void TestFlags( ios& x ) 
{
   cout << ( x.rdstate( ) & ios::badbit ) << endl;
   cout << ( x.rdstate( ) & ios::failbit ) << endl;
   cout << ( x.rdstate( ) & ios::eofbit ) << endl;
   cout << endl;
}

int main( ) 
{
   fstream x( "c:\test.txt", ios::out );
   x.clear( );
   TestFlags( x );
   x.clear( ios::badbit | ios::failbit | ios::eofbit );
   TestFlags( x );
}
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Header: <ios>

Namespace: std

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