Demo: Boxing And Unboxing In Intermediate Language

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We use .NET Insights to inspect the compiled DLL, locate the explicit box and unbox IL instructions in the main method, and demonstrate how these two redundant memory copy operations survive compilation and would execute millions of times unnecessarily inside a tight loop.

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Previous Module .NET Runtime Memory Management

This Module The .NET Type System

Value Types

Value Types (part 2)

Value Types (part 3)

Reference Types

Reference Types (part 2)

Reference Types (part 3)

Notes On Nullable Types

Boxing And Unboxing

Demo: Boxing And Unboxing In Code

Demo: Boxing And Unboxing In Intermediate Language

Demo: Eliminate Boxing And Unboxing

Next Module The .NET String Type