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ios::fail

Usage

   #include <iostream.hpp>
   int ios::fail() const;

Description

   Equivalent to (rdstate() & (ios::failbit | ios::badbit)).

Example 

   double d;

   ifstream infile("somefile.dat");
       // a file sourced istream
   infile >> d;

   if (infile.fail())
       cout << "Bad data in input file\n";

Return Value

   Returns non-zero value if failbit or badbit set.