In response to Kozuma3
Scroll up.

that's supposed to work but doesn't, because it's bugged.
Bump what, exactly? If there's a bug with splittext() it needs to be reported as a bug.

Beyond that, string indexing as read-only is something I'm okay adding for 512. Making it writable isn't possible.
Lummox JR resolved issue with message:
Strings are now compatible with the [] list index operator for read-only operation. (This is not currently documented.) Negative and zero index values, while usable in other procs, cannot currently apply here; the index must be from 1 to the string's length.
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