Javascript 'Promise' 在 IE 中未定义

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时间:2020-08-23 19:36:45  来源:igfitidea点击:

'Promise' is undefined in IE

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提问by Becky

I'm getting a 'Promise' is undefinederror in IE. Why is that and how can I solve this?

'Promise' is undefined在 IE 中遇到错误。为什么会这样,我该如何解决?

回答by Kevin

Add something like

添加类似的东西

<script src="https://cdnjs.cloudflare.com/ajax/libs/bluebird/3.3.5/bluebird.min.js"></script>

To <head>...</head>

<head>...</head>

This will pull in an external Bluebird Promise Library, so that you will be able to use Promiseon IE

这将引入一个外部 Bluebird Promise 库,以便您可以Promise在 IE上使用