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<?php $haystack = "I like cats."; $needles = ['cat' => 0, 'dog' => 1]; function inefficient(string $haystack, array $needles) { $qualifiers = array_filter( $needles, fn($k) => strpos($haystack, $k) !== false, ARRAY_FILTER_USE_KEY ); if (!$qualifiers) { throw new Exception('No needles were found in the haystack'); } return current($qualifiers); } try { var_export(inefficient($haystack, $needles)); } catch (Exception $e) { echo $e->getMessage(); }
Output for git.master, git.master_jit, rfc.property-hooks
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