Recursive lambdas in C++

Fri, 12 Jun 2026 00:00:00 +0000

There are algorithms that have a natural recursive representation and are very cumbersome or painful to write iteratively. With the advent of lambda expressions in C++11, it seemed only natural that they should support recursive calls. But reality hit hard: recursion and lambdas didn’t mix at all until C++14, and even then the support was far from programmer-friendly. The newest C++ edition finally brings the possibility of creating a recursive lambda to the table.

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Recursive lambdas in C++