Creates a new array which is identical to s except that all of its characters are converted to lowercase (by performing Unicode lowercase mapping). If none of s characters were affected, then s itself is returned if s is a string-like type.
A random access range of characters
An array with the same element type as s.
See Implementation
Creates a new array which is identical to s except that all of its characters are converted to lowercase (by performing Unicode lowercase mapping). If none of s characters were affected, then s itself is returned if s is a string-like type.