Net null dbnull

You are commenting using your Facebook account. Notify me of new comments via email. Notify me of new posts via email. Shahan's Blog. Shahan's Blog A Place of common scenerios with unique solutions. Search Search for: Go. Net , Extension methods in. Here are following ways on how to accomplish this need: 1 Using System.

Read ; if! Equals DBNull. Net sample you can simply convert this code through this converter 3 Using Extension Method: The above two procedures are very common and in-use. I would suggest to extend this functionality and shrink your code. Value string. IsNullOrEmpty obj. So in order to use extension method in VB. Value Or Not obj. Value AndAlso String. HasRows Then rdr. Read If rdr. GetString rdr. GetOrdinal "Addr2". Conclusion: Using the first two method you do not have the functionalities as you can implement via extension methods.

This browser is no longer supported. Download Microsoft Edge More info. Contents Exit focus mode. Please rate your experience Yes No. Any additional feedback? Namespace: System Assemblies: mscorlib. Represents a nonexistent value. This class cannot be inherited. SerializableAttribute ComVisibleAttribute. IConvertible ISerializable. In this article. Equals Object. Determines whether the specified object is equal to the current object. Inherited from Object. Serves as the default hash function.

ToString IFormatProvider. ToBoolean IFormatProvider. ToByte IFormatProvider. I have opened a private case for you so that I can link it to an internal development issue. This way you will be notified automatically when the dev issue is updated. Your Privacy Matters : We use our own and third-party cookies to improve your experience on our website.

By continuing to use the website we understand that you accept their use. Cookie Policy. Share More Cancel. I'm updating a project from NetAdvantage Vol. Now the Value Property, when not set, returns null and not DbNull as it has before.

Reply Cancel. Offline [Infragistics]Joshee posted over 6 years ago.