the customer responds that the browser loads the page slowly, and html can load all files normally, but it just shows how to troubleshoot the problem when the page is slow.
the customer responds that the browser loads the page slowly, and html can load all files normally, but it just shows how to troubleshoot the problem when the page is slow.
Chrome is a browser. F12 first watch NETWORK, open NETWORK, to disable caching, and then refresh the page to see whether the transmission data size of the second part is the same as you expected.
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GZIP.
preformance
network is posted to find out which resource is slow to load or render.
check whether it is a problem of js, dom or server through network and preformance. Find out the cause of the problem and solve it step by step.
js: optimizes some algorithm functions, caches some variables of jq, and so on.
dom: refactoring.
see if it is the problem of network bandwidth, and the second is whether your js code is not optimized enough.
it is recommended that the trial PageSpeed, will have an overall page score, and then there will be optimization prompts, levels to be optimized, and compressed images will be provided, etc., you can find a tutorial to see.
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