join
join()メソッドは、配列内の全ての要素を文字列として連結します。
a = new Array("Wind","Rain","Fire");
(3) ["Wind", "Rain", "Fire"]
b = a.join(":")
"Wind:Rain:Fire"
join()メソッドは、配列内の全ての要素を文字列として連結します。
a = new Array("Wind","Rain","Fire");
(3) ["Wind", "Rain", "Fire"]
b = a.join(":")
"Wind:Rain:Fire"