var fs = require('fs');var path = require('path');//解析需要遍歷的文件夾，我這以E盤根目錄為例var filePath = path.resolve('E:');//調用文件遍歷方法fileDisplay(filePath);/** * 文件遍歷方法 * @param filePath 需要遍歷的文件路徑 */function fileDisplay(filePath){  //根據文件路徑讀取文件，返回文件列表  fs.readdir(filePath,function(err,files){    if(err){      console.warn(err)    }else{      //遍歷讀取到的文件列表      files.forEach(function(filename){        //獲取當前文件的絕對路徑        var filedir = path.join(filePath,filename);        //根據文件路徑獲取文件信息，返回一個fs.Stats對象        fs.stat(filedir,function(eror,stats){          if(eror){            console.warn('獲取文件stats失敗');          }else{            var isFile = stats.isFile();//是文件            var isDir = stats.isDirectory();//是文件夾            if(isFile){              console.log(filedir);            }            if(isDir){              fileDisplay(filedir);//遞歸，如果是文件夾，就繼續遍歷該文件夾下面的文件            }          }        })      });    }  });}

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