String immutability in C#

Question

I was curious how the StringBuilder class is implemented internally, so I decided to check out Mono\'s source code and compare it with Reflector\'s disassembled code of the

Answer 1

You can read these posts Immutable types: understand their benefits and use them

and Manage states in a multi-threaded environment without the synchronization pain

Also the tool NDepend comes with some facilities to cop with immutable types and pure methods.