Lambda Expressions
Explore lambda expressions in C++20 to understand how anonymous functions work, how to use captures to include outside variables, and why closures enhance functional programming and code versatility.
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The C++11 standard introduced the lambda expression (sometimes called the lambda function, or just lambda). This feature allows an anonymous function to be used in the context of an expression. Lambdas may be used in function calls, containers, variables, and other expression contexts. It may sound innocuous, but it’s remarkably useful.
A lambda is essentially an anonymous function as a ...