【英語のJavaScriptチュートリアルビデオでプログラミング学習】まずは基本的な「変数」の使い方 2 子供から大人まで、プログラミング力と英語力を伸ばす！

Ordinarily with JavaScript, you can change pretty much any variable you want. Any variable you declare can be reassigned to any other value, unless you use the const keyword.

‘Higher-order functions’ is a fancy term for functions that take other functions as arguments or that return functions. Very powerful!

Master JavaScript programming with this complete beginner’s tutorial. Learn the fundamentals of JavaScript, a versatile programming language.

JavaScript Typing Unlike strongly typed programming languages such as C#, JavaScript is loosely typed and allows you to assign any data type to a variable without giving the variable a specific type.