instance method Enumerable#each
Enumerable#each(iterator[, context]) → Enumerable
-
iterator(Function) – AFunctionthat expects an item in the collection as the first argument and a numerical index as the second. -
context(Object) – The scope in which to calliterator. Affects what the keywordthismeans insideiterator.
Calls iterator for each item in the collection.
Examples
['one', 'two', 'three'].each(alert);
// Alerts "one", then alerts "two", then alerts "three"
Built-In Variants
Most of the common use cases for each are already available pre-coded
as other methods on Enumerable. Whether you want to find the first
matching item in an enumeration, or transform it, or determine whether it
has any (or all) values matching a particular condition, Enumerable
has a method to do that for you.