for-in
Iterate over the own and inherited enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`. JavaScript/Node.js
for-own
Iterate over the own enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`. JavaScript/Node.js.
object-delete-key
Delete keys from all arrays or plain objects, nested within anything, by key or by value or by both, and clean up afterwards. Accepts wildcards.