nodejs读取文件

读取普通文件：https://blog.csdn.net/bnzjxbsjjdnnxj/article/details/123831042

                         https://wenku.baidu.com/view/61cabadbfa0f76c66137ee06eff9aef8941e4816.html

读取json文件呢？:https://blog.csdn.net/weixin_58206564/article/details/120248772

                           http://www.fairysoftware.com/nodejs_json.html

>>nodejs读写txt:https://wenku.baidu.com/view/3ee965e08aeb172ded630b1c59eef8c75fbf95ba.html

                           https://blog.csdn.net/qq_41244810/article/details/124445499

var fs = require("fs");
var data = "hello 雨林博客";
fs .writeFile("c:a.txt", data, "ascii", function(err){
  if(err){
  console.1og("写入文件失败");
}else{
  console. log("保存成功，赶紧去看看乱码吧");
}
})

[注意：默认情况下，数据编码为utf8；mode=438 ；flag=w]

http://www.yl-blog.com/article/253.html

https://blog.csdn.net/weixin_32258195/article/details/113018054

>>node.js中的fs.writeFileSync方法使用说明：https://www.jb51.net/article/58474.htm