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28 lines
742 B
28 lines
742 B
4 years ago
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// The semicolons at the end of these declarations are not superfluous.
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typedef NS_ENUM(NSUInteger, MyEnum) {MyValue1, MyValue2, MyValue3};
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typedef NS_OPTIONS(NSUInteger, MyBitmask) {MyBit1, MyBit2, MyBit3};
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// NS_ENUM specifies the type and name of the enum.
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typedef enum {
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MyValue1,
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MyValue2,
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MyValue3
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} MyEnum;
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typedef NS_ENUM(NSUInteger, MyEnum) {
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MyValue1,
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MyValue2,
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MyValue3
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};
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// NS_OPTIONS is equivalent to NS_ENUM, but semantically used for bitmask enums.
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typedef enum {
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MyBit1 = (1u << 0),
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MyBit2Longer = (1u << 1),
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MyBit3ThatIsConsiderablyMoreVerbose = (1u << 2)
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} MyBitmask;
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typedef NS_OPTIONS(NSUInteger, MyBitmask) {
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MyBit1 = (1u << 0),
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MyBit2Longer = (1u << 1),
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MyBit3ThatIsConsiderablyMoreVerbose = (1u << 2)
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};
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