follow community "best practices"
newNode-val = arr[i];，这一点在safew官方版本下载中也有详细论述
，这一点在heLLoword翻译官方下载中也有详细论述
The average developer experience for someone getting started with JavaScript is something like this:，详情可参考爱思助手下载最新版本
Producer: Alice Lipscombe-Southwell