# std::basic_filebuf::uflow

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< cpp‎ | io‎ | basic filebuf

protected: virtual int_type uflow() |  |

Behaves like the underflow(), except that if underflow() succeeds (does not return Traits::eof()), then advances the next pointer for the get area. In other words, consumes one of the characters obtained by underflow().

### Parameters

(none)

### Return value

The value of the character that was read and consumed in case of success, or Traits::eof() in case of failure.

### Example

| This section is incomplete Reason: no example

### See also

uflow [virtual] | reads characters from the associated input sequence to the get area and advances the next pointer (virtual protected member function of `std::basic_streambuf`)
underflow [virtual] | reads from the associated file (virtual protected member function)
overflow [virtual] | writes characters to the associated file from the put area (virtual protected member function)

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