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psalm/docs/running_psalm/issues/PossiblyUndefinedIntArrayOffset.md
2020-03-20 19:13:56 -04:00

282 B

PossiblyUndefinedIntArrayOffset

Emitted when the config flag ensureArrayIntOffsetsExist is set to true and an integer-keyed offset is not checked for existence

<?php

/**
 * @param array<int, string> $arr
 */
function foo(array $arr) : void {
    echo $arr[0];
}