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all: change index expr returning optional to result too (#16097)

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yuyi
2022-10-20 02:04:16 +08:00
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parent eda65ad660
commit 612faac0f0
14 changed files with 63 additions and 47 deletions
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doc/docs.md
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@@ -1290,7 +1290,7 @@ large_index := 999
val := arr[large_index] or { panic('out of bounds') }
println(val)
// you can also do this, if you want to *propagate* the access error:
val2 := arr[333]?
val2 := arr[333]!
println(val2)
```