toLowerIfASCII

Return s lowercased if s is an ASCII-string, otherwise s.

string toLowerIfASCII(const(char)[] s, string defaultValue)
inout(char)[] toLowerIfASCII(inout(char)[] s)
@safe pure nothrow
inout(char)[]
toLowerIfASCII
(
return scope inout(char)[] s
)

Examples

assert("Lasse".toLowerIfASCII("Lasse").equal("lasse"));
assert("Åberg".toLowerIfASCII("Åberg").equal("Åberg"));
assert("Lasse".toLowerIfASCII.equal("lasse"));
assert("Åberg".toLowerIfASCII.equal("Åberg"));

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nxt casing functions