ASP.NET 4 Unleashed

Using the ASP.NET Parameter Object

The ASP.NET parameter object has the following properties:

• ConvertEmptyStringToNull— When true, if a parameter represents an empty string, the empty string converts to the value Nothing (null) before the associated command executes.

• DefaultValue— When a parameter has the value Nothing (null), the DefaultValue is used for the value of the parameter.

• Direction— Indicates the direction of the parameter. Possible values are Input, InputOutput, Output, and ReturnValue.

• Name— Indicates the name of the parameter. Do not use the @ character when indicating the name of an ASP.NET parameter.

• Size— Indicates the data size of the parameter.

• Type— Indicates the .NET Framework type of the parameter. You can assign ...