In previous lessons, we've learned about JavaScript's built-in Array methods and how they help us save work and write more efficient, readable code. In this lesson, we'll talk about one more: forEach( ...

メソッドの参照をラムダ式の代わりに指定することも可能だ。たとえば以下のサンプルコードではforEach()メソッドの引数にSystem.outのprintln()メソッドの参照を渡している。 List<String> list = Arrays.asList("Java", "Scala", "Groovy"); list.forEach(System.out::println); 上記の2行目は ...

In previous lessons, we've learned about JavaScript's built-in Array methods and how they help us save work and write more efficient, readable code. In this lesson, we'll talk about one more: forEach( ...

The foreach is a powerful construct found in C# and Visual Basic.NET that allows you to iterate through a collection of objects. Managed C++ is missing this useful construct, so I wrote this article ...

Using the .ForEach() method requires that we work with a collection, otherwise we will not have the option to use this method. Once we have a collection to work with ...