javascript - JavaScript source tag attributes

Question

<script language="Javascript" src="js/configurationJS.js?cid=${buildnumber}" type="text/javascript"></script>

I Have a Script tag like above and i don't know the purpose of ? before cid and also what cid=${buildnumber} indicates. Thanks in advance.

标签： javascript

Answer 1

参数可以是get 或post。

获取的以这种格式显示在 url 中：

url?param1=value1&param2=value2&param3=value3

在您的 configurationJS.js url 中，您将 buildnumber 值传递给 cid 参数。