What are generic types and type constraints in programming?
An example of an AI chatbot conversation about generic types and type constraints in programming.
What are generic types and type constraints in programming?
Generic types allow you to create classes or methods that operate on types specified by the user. Type constraints limit the types that can be used.
Can you give me an example of a generic type in C#?
Sure! In C#, you can define a generic class like this: public class Box<T> { public T Item { get; set; } }. Here, T is a placeholder for the type.
What are type constraints in this context?
Type constraints specify what types can be used as arguments for the generic type. For example, where T : class restricts T to reference types.
How do I implement multiple constraints?
You can combine constraints using commas. For example: where T : class, new() requires T to be a reference type and have a parameterless constructor.
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