線上文檔地址:https://developers.weixin.qq.com/doc/offiaccount/OA_Web_Apps/Wechat_Open_Tag.html
H5頁面新加標簽"wx-open-launch-weapp"
app頁面新加標簽:‘wx-open-launch-app’
首先先配置,並且引用<script type="text/javascript" src="//res2.wx.qq.com/open/js/jweixin-1.6.0.js"></script>

頁面上:其中
username:gh_開頭的原始id,
path:小程序的首頁,務必加上.html的后綴
<wx-open-launch-weapp
id="launch-btn"
username="gh_XXXXXXXXXXXXX
path="pages/index/index.html"
>
<template>
<style>.btn { padding: 12px }</style>
<button class="btn a_href_1">打開小程序</button>
</template>
</wx-open-launch-weapp>
