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<?php function test($f) { try { $f(); echo "No error?\n"; } catch (TypeError|ValueError $e) { if (strpos($e->getMessage(), '($WRONG_SCOPE_')) { echo "Bad error! ", $e->getMessage(), "\n"; } else { echo "Good error.\n"; } } } test(fn($WRONG_SCOPE_1 = 0, $WRONG_SCOPE_2 = 0) => gmp_init(1) < "x"); test(fn($WRONG_SCOPE_1 = 0, $WRONG_SCOPE_2 = 0) => gmp_init(1) < []); test(fn($WRONG_SCOPE_1 = 0, $WRONG_SCOPE_2 = 0) => gmp_init(1) + "x"); test(fn($WRONG_SCOPE_1 = 0, $WRONG_SCOPE_2 = 0) => gmp_init(1) + []);

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51.59 ms | 402 KiB | 5 Q