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<?php class Foo { const FLAG_1 = 1 << 0; const FLAG_2 = 1 << 1; const FLAG_3 = 1 << 2; const FLAG_4 = 1 << 3; const FLAG_5 = 1 << 4; const FLAG_6 = 1 << 5; const FLAG_7 = 1 << 6; const FLAG_8 = 1 << 7; const FLAG_9 = 1 << 8; } var_dump(Foo::FLAG_9);

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