C++ ADL Demystified: How it Works and Why It Matters

Argument-Dependent Lookup (ADL) is a mechanism in C++ that helps the compiler find functions during unqualified function calls (calls without an explicit namespace). It expands the search for the function beyond the usual scopes to include namespaces associated with the types of the function’s arguments

Why ADL?

1. Convenience: ADL allows you to call…