[JavaScript] JavaScript 值类型使用:与数组有关的API

课程来源:B站后盾人typeof和instanceof的使用let a = 10console.log(typeof a)let b = ''console.log(typeof b)let c = []console.log(typeof c)let d = {}console.log(typeof d)// {},[]都是Object,怎么办呢?console.log(c instanceof Array)console.log(d instanceof Array)con.