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psalm/docs/running_psalm/issues/PossiblyUndefinedStringArrayOffset.md

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2020-03-19 17:32:49 +01:00
# PossiblyUndefinedStringArrayOffset
Emitted when the config flag `ensureArrayStringOffsetsExist` is set to `true` and an integer-keyed offset is not checked for existence
```php
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<?php
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/**
* @param array<string, string> $arr
*/
function foo(array $arr) : void {
echo $arr["hello"];
}
```