nodejs console.log写入到文件

代码

var fs = require('fs')
var util = require('util')


var logPath = 'console.log'
var logFile = fs.createWriteStream(logPath, { flags: 'a' })
console.log = function () {
  logFile.write(util.format.apply(null, arguments) + '\n')
  process.stdout.write(util.format.apply(null, arguments) + '\n')
}