ios::clear
void clear( int nState = 0 );
Parameter
nState
If 0, all error bits are cleared; otherwise bits are set according to the following masks (ios enumerators) that can be combined using the bitwise OR ( | ) operator. The nState parameter must have one of the following values:
ios::goodbit No error condition (no bits set).
ios::eofbit End of file reached.
ios::failbit A possibly recoverable formatting or conversion error.
ios::badbit A severe I/O error.
Remarks
Sets or clears the error-state flags. The rdstate function can be used to read the current error state.
ios Overview | Abstract Stream Base Class
See Also ios::rdstate, ios::good, ios::bad, ios::eof