> For the complete documentation index, see [llms.txt](https://mwx.twelite.info/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mwx.twelite.info/v0.1.8/api-reference/functions-1/systemfunc.md).

# システム関数

- [millis()](https://mwx.twelite.info/v0.1.8/api-reference/functions-1/systemfunc/millis.md)
- [delay()](https://mwx.twelite.info/v0.1.8/api-reference/functions-1/systemfunc/delay.md)
- [delayMicroseconds()](https://mwx.twelite.info/v0.1.8/api-reference/functions-1/systemfunc/delaymicroseconds.md)
- [random()](https://mwx.twelite.info/v0.1.8/api-reference/functions-1/systemfunc/random.md)