Versions of C#.Net

The 1st version of C#.Net language is 1.0 and then after the versions are as following

C#.Net     1.0

C#.Net     1.5

C#.Net     2.0

C#.Net     3.0

the versions 1.0, 1.5 and 2.0 are standardized under ECMA. C#.Net 3.0 is not currently standardized by any standards organization but it is expected that it will also became an ECMA and ISO standard as its predecessors.

Features new in C# 2.0:

• Partial classes which alows class implementation across more than one source file.
• Generics or Parameterized types.
• Static classes that cannot be instantiated and that only allows static members.
• Anonymous Delegates.
• The scope of property accessors can be set independently.
• Nullable Value types which provides improved interaction with SQL Databases.
• Coalesce Operator ( ? ? ) which returns the first of its operands that is not null, or if no such operand exists.

Features new in C# 3.0:

• Language Integrated Query (LINQ)
• Object Initializers & Collection Initializers
• Anonymous Types
• Implicitly typed arrays
• lambda expressions
• Automatic properties
• Extension methods
• Partial Methods.

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Posted in: C#.Net OOPS