#csharp Yes, you can update the contents of list A to match list B without changing the reference of A. You can do this by clearing A and adding all elements of B into A. Here's how you can do it:

// Assuming A and B are lists of the same type
A.Clear(); // Clear all elements from A
A.AddRange(B); // Add all elements from B to A


This approach keeps the reference of A unchanged, but the content of A will be replaced by the content of B.
 
 
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