VINOD SHALGAR'S BLOG

Since the introduction of ‘var’ keyword in C# 3.0, lots of developers started using it very large scale mode. I have done code reviews of lots of projects since the introduction of ‘var’ keyword and the trend of ‘var’ keyword is in usage of lots projects, and one thing what I noticed is that, ‘var’ keyword has made developer’s life much easier. If you are from a VB 6.0 background, usage of ‘var’ keyword was strictly prohibited only to certain places, developer should not get confused themselves with ‘var’ keyword from VB 6.0 or in JavaScript which both are totally unrelated. The main purpose behind ‘var’ keyword in C#, is to use it when the type in unknown. For example, I have a method which returns CustomerDetails and it contains information such as Customer ID, CustomerID,CustomerCity,Zip etc. which has different data types. Usage of ‘var’ keyword at everyplace makes code very difficult for other developers to understand. For example, a developer wants to check employee stat...