题解 | #高频数据类型#

            const _findMostType = array => {
                // 补全代码
                let tem = {}
                let arr = []
                let num = 0
                for(let key of array) {
                    const type = typeof key
                    tem[type] = (tem[type] || 0) + 1
                    num = Math.max(num, tem[type])
                }
                for (let key in tem) {
                    if(tem[key] === num) {
                        arr.push(key)
                    }
                }
                return [...arr, num]
            }