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| نوع يقبل بيانات فارغة (In C, an instance of the System.Nullable struct that can represent the normal range of values for its underlying value type, plus an additional null value) | |||
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| نوع يقبل بيانات فارغة (In C, an instance of the System.Nullable struct that can represent the normal range of values for its underlying value type, plus an additional null value) | |||
