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bool isLower (
) pure nothrow @nogc @safe;
|c||The character to test.|
c is a lowercase ASCII letter (a .. z).
assert( isLower('a')); assert(!isLower('A')); assert(!isLower('#')); // N.B.: does not return true for non-ASCII Unicode lowercase letters assert(!isLower('á')); assert(!isLower('Á'));