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<?php enum IntervalBoundary { case ClosedOpen; case ClosedClosed; case OpenClosed; case OpenOpen; public const Fastest = self::ClosedOpen; } var_dump(IntervalBoundary::ClosedOpen === IntervalBoundary::Fastest); function foo(IntervalBoundary $b) { var_dump($b); } foo(IntervalBoundary::Fastest);
Output for git.master, git.master_jit
bool(true) enum(IntervalBoundary::ClosedOpen)

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