subSequence
fun CharSequence.subSequence(range: IntRange): CharSequence
Returns a subsequence of this char sequence specified by the given range of indices.
fun String.subSequence(start: Int, end: Int): CharSequence
Returns a subsequence of this char sequence.
This extension is chosen only for invocation with old-named parameters. Replace parameter names with the same as those of CharSequence.subSequence.