`split` for strings

Split contents across desired subcommand (like row, column) via the separator.

Signature

> split {flags}

input	output
nothing	string

You must use one of the following subcommands. Using this command as-is will only produce this help message.

name	type	usage
`split chars`	Builtin	Split a string into a list of characters.
`split column`	Builtin	Split a string into multiple columns using a separator.
`split list`	Builtin	Split a list into multiple lists using a separator.
`split row`	Builtin	Split a string into multiple rows using a separator.
`split words`	Builtin	Split a string's words into separate rows.