> For the complete documentation index, see [llms.txt](https://docs.cosmocloud.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings.md).

# Strings

- [Append String](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/append-string.md)
- [Concat Strings](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/concat-strings.md)
- [Convert to String](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/convert-to-string.md)
- [Length of String](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/length-of-string.md)
- [Slice String](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/slice-string.md)
- [Split String](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/split-string.md)
- [String Operations](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/string-operations.md)
- [To Lower](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/to-lower.md)
- [To Upper](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/to-upper.md)
- [Trim String](https://docs.cosmocloud.io/flow-builder/node-types/variable-nodes/strings/trim-string.md)