> For the complete documentation index, see [llms.txt](https://docs.angular-package.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.angular-package.dev/designing/principles.md).

# Principles

- [String Wrapper Objects](https://docs.angular-package.dev/designing/principles/string-wrapper-objects.md)