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Docs for discarding a return value

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Fixes #2043
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Laurenz 2023-08-30 12:35:51 +02:00
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commit 3c508737d9
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docs/reference/scripting.md
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@ -264,7 +264,10 @@ types. You cannot define your own methods.
```
Methods are the only functions in Typst that can modify the value they are
called on.
called on. In some cases, this means that a method is only called for its side
effect and its return value should be ignored (and not participate in joining).
The canonical way to discard a value is with a let binding:
`{let _ = array.remove(1)}`.
## Modules { #modules }
You can split up your Typst projects into multiple files called _modules._ A