- 基本的に、両方は同じ動作をする
- 数値型を一つ入れる時は挙動が異なる
new Array(22)
は長さが22の配列を生成[22]
は数値型の22が入っている配列
Difference between "new Array(..)" and "[..]" in JavaScript?
What’s the difference between "Array()" and "[]" while declaring a JavaScript array? - Stack Overflow
new Array(22)
は長さが22の配列を生成[22]
は数値型の22が入っている配列Difference between "new Array(..)" and "[..]" in JavaScript?
What’s the difference between "Array()" and "[]" while declaring a JavaScript array? - Stack Overflow