Use meta to cancel the flow of the cache for each visit to refresh the page for easy debugging

If you want to prohibit the browser from the local cache access to the page, you can set the page does not exist in the cache, each visit to refresh the page, the following is meta in this convenient usage, the need for friends can refer to the following:

<!--prevent the browser from accessing pages from the local cache. -
<meta http-equiv= "Pragram" content= "No-cache" >
<!--pages are not in the cache, and each visit refreshes the page. -
<meta http-equiv= "Cache-control" content= "No-cache, must-revalidate" >
<!--similar to the above meaning, you must reload the page--
<meta http-equiv= "Expires" content= "0" >
<!--the page expires in cache at 0 and must be re-subscribed from the server once the page expires
<meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 "/>

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Use meta to cancel the flow of the cache for each visit to refresh the page for easy debugging