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Function std.uni.asUpperCase

Convert an input range or a string to upper or lower case.

auto asUpperCase(Range) (
  Range str
if (isInputRange!Range && isSomeChar!(ElementEncodingType!Range) && !isConvertibleToString!Range);

Does not allocate memory. Characters in UTF-8 or UTF-16 format that cannot be decoded are treated as replacementDchar.


str string or range of characters


an input range of dchars

See Also

toUpper, toLower


import std.algorithm.comparison : equal;



Dmitry Olshansky


Boost License 1.0.