asUpperCase

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

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

auto asLowerCase(Range str)
auto asUpperCase(Range str)
version(!std_uni_bootstrap)
auto
asUpperCase
(
Range
)
(
Range str
)
if (
isInputRange!Range &&
isSomeChar!(ElementEncodingType!Range)
&&
!isConvertibleToString!Range
)

Parameters

str Range: string or range of characters

Return Value

Type: auto

an input range of dchars

Examples

import std.algorithm.comparison : equal;

assert("hEllo".asUpperCase.equal("HELLO"));

See Also

toUpper, toLower

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