本文介绍了在文件开头需要节点模块的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我习惯在app.js文件的开头要求所有节点模块.
I had a habit of requiring all my node modules in the beginning of the app.js file.
var express=require('express'),
bodyParser = require( 'body-parser' ),
cookieParser = require( 'cookie-parser' ),
compression = require( 'compression' ),
.
.
但是某些模块在单个功能中用于单个作业,因此我可以从一开始就将其删除并内联.
But some modules are used for single jobs in a single function, so I can remove those from the beginning and place them inline.
var express=require('express'),
bodyParser = require( 'body-parser' ),
cookieParser = require( 'cookie-parser' ),
compression = require( 'compression' ),
.
.
function myfunc(){
require( 'https' ).get( "https://www.google.com/recaptcha/api/siteverify?secret= ......
.
.
代替
var express=require('express'),
bodyParser = require( 'body-parser' ),
cookieParser = require( 'cookie-parser' ),
compression = require( 'compression' ),
https=require('https'),
.
.
function myfunc(){
https.get( "https://www.google.com/recaptcha/api/siteverify?secret= ......
.
.
我的问题:以下哪项可以提供更好的性能?
My question: Which of these gives better performance?
推荐答案
node.js中的模块缓存概念说:
Modules Caching concept inside node.js says:
可以在此处查看文档 modules_caching
这意味着选择require
只是一种不同的编码方式.
It means either choice of require
is just different way of coding style.
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