index.html中修改

<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1,

minimum-scale=1, user-scalable=no" />

<script

src="https://as.alipayobjects.com/g/component/fastclick/1.0.6/fastclick.js"></scrip

t>

<script>

if ('addEventListener' in document) {

document.addEventListener('DOMContentLoaded', function() {

FastClick.attach(document.body);

}, false);

}

if(!window.Promise) {

document.writeln('<script

src="https://as.alipayobjects.com/g/component/es6-promise/3.2.2/es6-promise.min.js"

'+'>'+'<'+'/'+'script>');

}

</script>