> For the complete documentation index, see [llms.txt](https://docs.helmut.de/helmut4-releases/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.helmut.de/helmut4-releases/v4.7.0/helmut4-components/streamdesigner/wildcards/functional-wildcards/string-related-wildcards/string-case-to-lower.md).

# String Case To Lower ?

This wildcard converts all uppercase letters of a string to lowercase. The wildcard is used in the following ways.

* {string.case.to.lower.?}
* For the following input (?) --> THIS WILDCARD FORMATS THE STRING LIKE THIS
* The output is going to be --> this wildcard formats the string like this
