uniapp 通过 manifest.json 引入外部 JS-SDK 踩坑
如果不使用模块化引入 JS-SDK，而采用传统方式在 html 模板中直接全局引入，可以修改全局变量名称。
DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>
<%= htmlWebpackPlugin.options.title %>
title>
<script>
var coverSupport = 'CSS' in window && typeof CSS.supports === 'function' && (CSS.supports('top: env(a)') || CSS.supports('top: constant(a)'))
document.write('' + (coverSupport ? ', viewport-fit=cover' : '') + '" />')
script>
<link rel="stylesheet" href="<%= BASE_URL %>static/index.<%= VUE_APP_INDEX_CSS_HASH %>.css" />
head>
<body>
<noscript>
<strong>Please enable JavaScript to continue.strong>
noscript>
<div id="app">div>
body>
html>
在manifest.json 中引入index.html 然后就可以全局使用了。配置完要重新启动。
参考地址：https://uniapp.dcloud.io/collocation/manifest.html#h5-template
template对应的index.html 直接放到根目录下，千万别手贱放到某个子目录下了。不然找不到引用的js的属性；index.html页面报样式找不到错误也不要注释，否则会导致项目页面布局错乱。
DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>
<%= htmlWebpackPlugin.options.title %>
title>
<script>
var coverSupport = 'CSS' in window && typeof CSS.supports === 'function' && (CSS.supports('top: env(a)') || CSS.supports('top: constant(a)'))
document.write('+ (coverSupport ? ', viewport-fit=cover' : '') + '" />')
script>
<link rel="stylesheet" href="<%= BASE_URL %>static/index.<%= VUE_APP_INDEX_CSS_HASH %>.css" />
head>
<body>
<noscript>
<strong>Please enable JavaScript to continue.strong>
noscript>
<div id="app">div>
body>
html>