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Function std.utf.isValidDchar
Returns whether
is a valid UTF-32 character.
c
'\uFFFE'
and '\uFFFF'
are considered valid by
,
as they are permitted for internal use by an application, but they are
not allowed for interchange by the Unicode standard.
isValidDchar
Prototype
bool isValidDchar( dchar c ) pure nothrow @nogc @safe;
Authors
Walter Bright and Jonathan M Davis