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Determine whether an integer represents a valid single-byte character in the initial shift state.
Syntax
wint_t btowc(
int character
);
Parameters
character
Integer to test.
Return value
Returns the wide-character representation of the character if the integer represents a valid single-byte character in the initial shift state. Returns WEOF if the integer is EOF or isn't a valid single-byte character in the initial shift state. The output of this function is affected by the current LC_TYPE locale.
Remarks
By default, this function's global state is scoped to the application. To change this behavior, see Global state in the CRT.
Requirements
| Routine | Required header |
|---|---|
btowc |
<stdio.h> or <wchar.h> |
For more compatibility information, see Compatibility.