# Sequence

- [Split Into Array](/building-skills/product/node-library/sequence/split-into-array.md): Splits a message into a sequence of messages.
- [Join Array](/building-skills/product/node-library/sequence/join-array.md): Joins sequences of messages into a single message.
- [Sort Array](/building-skills/product/node-library/sequence/sort-array.md): A function that sorts message property or a sequence of messages.
- [Batch Messages](/building-skills/product/node-library/sequence/batch-messages.md): Creates sequences of messages based on various rules.