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<?php $tests = [ [], // expect null [true, true], // expect true [false, false], // expect false [true, false, true], // expect null [false, true, false], // expect null ]; foreach ($tests as $bools) { echo "\n"; var_export( !$bools || ( ($hasTrues = array_any($bools, fn($b) => $b === true)) && array_any($bools, fn($b) => $b === false) ) ? null : $hasTrues ); }
Output for git.master, git.master_jit
NULL true false NULL NULL

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