实现js数组排序方法(例如: [13,4,2]转换为[1,2,3,4])var arr一 = [13,4,2]var arr = arr一.map(function(item,index,array){ return item*item*item}) 返新数组arr则元素立运算新数也可以使用数组.sort()2023-03-04JavaScript140
![实现js数组排序方法(例如: [13,4,2]转换为[1,2,3,4])](/aiimages/%E5%AE%9E%E7%8E%B0js%E6%95%B0%E7%BB%84%E6%8E%92%E5%BA%8F%E6%96%B9%E6%B3%95%28%E4%BE%8B%E5%A6%82%3A+%5B13%2C4%2C2%5D%E8%BD%AC%E6%8D%A2%E4%B8%BA%5B1%2C2%2C3%2C4%5D%29.png)
