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<?php function getReflector($name) { return function () use ($name) { static $reflection = null; return $reflection ? : $reflection = new ReflectionClass($name); }; } $pdoReflector = getReflector('PDO'); var_dump($pdoReflector()); var_dump($pdoReflector()); var_dump($pdoReflector());
Output for git.master, git.master_jit, rfc.property-hooks
object(ReflectionClass)#2 (1) { ["name"]=> string(3) "PDO" } object(ReflectionClass)#2 (1) { ["name"]=> string(3) "PDO" } object(ReflectionClass)#2 (1) { ["name"]=> string(3) "PDO" }

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