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decimal.op_Increment== ++decimal.op_Decrement== -- 阅读全文
posted @ 2010-04-21 22:26
greencolor
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摘要:
string message = "Hello World"; string result = message ?? "null"; // result = "Hello World";string message = null; string result = message ?? "It's null"; // result = "It's null" 阅读全文
posted @ 2010-04-21 14:01
greencolor
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