Shimmy on .NET
Ideas and thoughts about .NET and related geeky material by Shimmy Weitzhandler
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April 2011 - Posts
9
Comments
Tip: Casting in C# shortcut extension method
by
Shimmy
The C# cast operator (Type)value is pretty verbose. When you work with COM, extenal APIs, DataSet s or other not well-OOPed infrastractures, you often get an expected type as object (i.e. you know the runtime-type of the variable is string , but it's object at compile-time). Here is an example of many castings in one-line: IEntity entity = ( IEntity ) GetObjectById ( "Customer" , 34); string name = ( string ) entity . GetField ( "Name" ); int length = name . Length ; Or as...
תגים:
C#
,
DEV
,
Extension Methods
,
Type-Conversion
,
Cast
,
Convert