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More precise array_key_first/array_key_last inference - #4994
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You've opened the pull request against the latest branch 2.2.x. PHPStan 2.2 is not going to be released for months. If your code is relevant on 2.1.x and you want it to be released sooner, please rebase your pull request and change its target to 2.1.x. |
staabm
marked this pull request as ready for review
February 19, 2026 09:34
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This pull request has been marked as ready for review. |
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I will look into a similar optimization for other hardcoded functions in a separate PR |
VincentLanglet
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Feb 19, 2026
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Does it works if $key = array_key_last($array) is done before the if ?
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added a test which I think covers your question |
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thank you |
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refs phpstan/phpstan#14081 (comment)