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Add note about arrays of length one

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Laurenz 2023-03-27 17:27:52 +02:00
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docs/src/reference/types.md
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@ -470,8 +470,9 @@ Arrays can be added together with the `+` operator,
[joined together]($scripting/#blocks) and multiplied with [joined together]($scripting/#blocks) and multiplied with
integers. integers.
Empty parenthesis yield an array of length zero and a parentheses-wrapped value **Note:** An array of length one needs a trailing comma, as in `{(1,)}`. This is
with trailing comma yields an array of length one. to disambiguate from a simple parenthesized expressions like `{(1 + 2) * 3}`.
An empty array is written as `{()}`.
## Example ## Example
```example ```example