https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols
Iteration protocols - JavaScript | MDN
Iteration protocols aren't new built-ins or syntax, but protocols. These protocols can be implemented by any object by following some conventions.
iteration protocolsjavascriptmdn
https://codesignal.com/learn/courses/the-python-data-model-protocols/lessons/iteration-protocols-and-generators-1
Iteration Protocols and Generators | CodeSignal Learn
This lesson introduces Python's iteration protocols and generators, showing how to process data efficiently and lazily. By building a streaming CSV pipeline,...
iteration protocolsgeneratorscodesignallearn