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微信小程序开发简易教程 微信小程序制作方法

更新时间:2026-08-21 14:42:06 | 编辑:青果 | 信息来源:互联网

  微信小程序怎么开发?微信小程序是一款不用安装即可使用的小程序,TA可以在微信中便捷而快速的传播,小程序的存在和微信公众号是并行的体系。进行微信小程序开发我们需要掌握以下一些步骤。

  微信小程序开发简易教程:

  1、获取微信小程序的 AppID

  登录微信公众平台,就可以在网站的“设置”-“开发者设置”中,查看到微信小程序的 AppID 了,注意不可直接使用服务号或订阅号的 AppID 。

  注意:如果要以非管理员微信号在手机上体验该小程序,那么我们还需要操作“绑定开发者”。即在“用户身份”-“开发者”模块,绑定上需要体验该小程序的微信号。本教程默认注册帐号、体验都是使用管理员微信号。

  2、创建项目

  我们需要通过开发者工具,来完成小程序创建和代码编辑。

  开发者工具安装完成后,打开并使用微信扫码登录。选择创建“项目”,填入上文获取到的 AppID ,设置一个本地项目的名称(非小程序名称),比如“我的第一个项目”,并选择一个本地的文件夹作为代码存储的目录,点击“新建项目”就可以了。

  为方便初学者了解微信小程序的基本代码结构,在创建过程中,如果选择的本地文件夹是个空文件夹,开发者工具会提示,是否需要创建一个 quick start 项目。选择“是”,开发者工具会帮助我们在开发目录里生成一个简单的 demo。

  项目创建成功后,我们就可以点击该项目,进入并看到完整的开发者工具界面,点击左侧导航,在“编辑”里可以查看和编辑我们的代码,在“调试”里可以测试代码并模拟小程序在微信客户端效果,在“项目”里可以发送到手机里预览实际效果。

  3、编写代码

  ● 创建小程序实例:

  点击开发者工具左侧导航的“编辑”,我们可以看到这个项目,已经初始化并包含了一些简单的代码文件。最关键也是必不可少的,是 app.js、app.json、app.wxss 这三个。其中,.js后缀的是脚本文件,.json后缀的文件是配置文件,.wxss后缀的是样式表文件。微信小程序会读取这些文件,并生成小程序实例。

  下面我们简单了解这三个文件的功能,方便修改以及从头开发自己的微信小程序。

  app.js是小程序的脚本代码。我们可以在这个文件中监听并处理小程序的生命周期函数、声明全局变量。调用框架提供的丰富的 API,如本例的同步存储及同步读取本地数据。想了解更多可用 API,可参考 API 文档

01//app.js

02App({

03onLaunch: function () {

04//调用API从本地缓存中获取数据

05var logs = wx.getStorageSync('logs') || []

06logs.unshift(Date.now())

07wx.setStorageSync('logs', logs)

08},

09getUserInfo:function(cb){

10var that = this;

11if(this.globalData.userInfo){

12typeof cb == "function" && cb(this.globalData.userInfo)

13}else{

14//调用登录接口

15wx.login({

16success: function () {

17wx.getUserInfo({

18success: function (res) {

19that.globalData.userInfo = res.userInfo;

20typeof cb == "function" && cb(that.globalData.userInfo)

21}

22})

23}

24});

25}

26},

27globalData:{

28userInfo:null

29}

30})

复制代码//app.jsApp({onLaunch: function () {//调用API从本地缓存中获取数据var logs = wx.getStorageSync('logs') || []logs.unshift(Date.now())wx.setStorageSync('logs', logs)},getUserInfo:function(cb){var that = this;if(this.globalData.userInfo){typeof cb == "function" && cb(this.globalData.userInfo)}else{//调用登录接口wx.login({success: function () {wx.getUserInfo({success: function (res) {that.globalData.userInfo = res.userInfo;typeof cb == "function" && cb(that.globalData.userInfo)}})}});}},globalData:{userInfo:null}})
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2.2780
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  1. 模型: /www/wwwroot/www.pjwan.com/lecms/model/
  2. 视图: /www/wwwroot/www.pjwan.com/view/ww7/xt_show.htm
  3. 控制器: /www/wwwroot/www.pjwan.com/lecms/control/show_control.class.php
  4. 日志目录: /www/wwwroot/www.pjwan.com/log/
  5. 当前页面: /www/wwwroot/www.pjwan.com/index.php
  6. 当前时间: 2026-08-21 14:42:04
  7. 当前网协: 216.73.216.186
  8. 请求路径: /anzhuang/22544.html
  9. 运行时间: 2.2780
  10. 内存开销: 1.33 MB
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  2. #1 [time:0.0002s] SELECT * FROM le_runtime WHERE k='website_group_18183_pjwan_com' LIMIT 1
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  4. #3 [time:0.0005s] SELECT * FROM le_cms_article WHERE id=22544 LIMIT 1
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  6. #5 [time:0.0005s] SELECT * FROM le_cms_article_data WHERE id=22544 LIMIT 1
  7. #6 [time:0.0003s] SELECT * FROM le_cms_article_views WHERE id=22544 LIMIT 1
  8. #7 [time:0.0003s] UPDATE LOW_PRIORITY le_cms_article_views SET views=views+1 WHERE id=22544 LIMIT 1
  9. #8 [time:0.0002s] SELECT id FROM le_cms_article WHERE id<22544 ORDER BY id DESC LIMIT 0,1
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  11. #10 [time:0.0002s] SELECT id FROM le_cms_article WHERE id>22544 ORDER BY id ASC LIMIT 0,1
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  19. #18 [time:0.0003s] SELECT id FROM le_cms_article_views WHERE cid=68 ORDER BY views DESC LIMIT 0,10
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  22. #21 [time:0.0002s] SELECT * FROM le_runtime WHERE k='cate_85' LIMIT 1
  23. #22 [time:0.0006s] SELECT id FROM le_cms_win WHERE (cid=86 OR cid=87 OR cid=88 OR cid=89 OR cid=90 OR cid=91 OR cid=92 OR cid=93 OR cid=94 OR cid=95 OR cid=96 OR cid=97 OR cid=98 OR cid=99 OR cid=100) ORDER BY id DESC LIMIT 0,10
  24. #23 [time:0.0005s] SELECT * FROM le_cms_win WHERE id=1027 OR id=1026 OR id=1025 OR id=1024 OR id=1023 OR id=1022 OR id=1021 OR id=1020 OR id=1019 OR id=1018
  25. #24 [time:0.0002s] SELECT * FROM le_runtime WHERE k='cate_64' LIMIT 1
  26. #25 [time:0.0005s] SELECT id FROM le_cms_article WHERE (cid=65 OR cid=66 OR cid=67 OR cid=68 OR cid=125 OR cid=126 OR cid=127 OR cid=128) ORDER BY id DESC LIMIT 0,10
  27. #26 [time:0.0005s] SELECT * FROM le_cms_article WHERE id=103563 OR id=103562 OR id=103561 OR id=103560 OR id=103559 OR id=103558 OR id=103557 OR id=103556 OR id=103555 OR id=103554
  1. #control => show
  2. #action => index
  3. #cid => 68
  4. #id => 22544
  5. #mid => 2
    1. #acw_tc => 0819529b17872944955421018e4e5765004eaa580459a44c5381270faf
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    3. #PHPSESSID => dr658f95qmvqforitl40hd1cfv
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