what does mean the question mark in this instruction? public Decimal? CurrentPrice { get ; set ; }

Hi, It means that the value type decimal is nullable type. Please go through below links for details- http://stackoverflow.com/questions/11364390/differences-between-get-set-with-question-mark-and-without https://msdn.microsoft.com/en-us/library/1t3y8s4s(v=vs.100).aspx

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meaning of question mark in this instruction

abdelwaheb ammar

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what does mean the question mark in this instruction?

public Decimal? CurrentPrice { get; set; }

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