# std::basic_ios::widen

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< cpp‎ | io‎ | basic ios

char_type widen( char c ) const; |  |

Converts a character `c` to its equivalent in the current locale. The result is converted from char to character type used within the stream if needed.

Effectively calls std::use_facet< std::ctype<char_type> >(getloc()).widen(c).

### Parameters

c | - | character to convert

### Return value

Character converted to `char_type`

### See also

narrow | narrows characters (public member function)
do_widen [virtual] | converts a character or characters from `char` to `charT` (virtual protected member function of `std::ctype`)
btowc | widens a single-byte narrow character to wide character, if possible (function)

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