std::ungetwc
From cppreference.com
| Defined in header
<cwchar>
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| wint_t ungetwc( wint_t ch, std::FILE* stream );
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Puts the wide character ch back to the given file stream.
Only one wide character pushback is guaranteed.
[edit] Parameters
| ch | - | wide character to be put back |
| stream | - | file stream to put the wide character back to |
[edit] Return value
On success ch is returned.
On failure WEOF is returned and the given stream remains unchanged.
[edit] See also
| puts a character back into a file stream (function) |
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| gets a wide character from a file stream (function) |
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C documentation for ungetwc
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