How does JavaScript detect the link speed of a website

This article mainly introduces JavaScript how to detect the link speed of a website, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

Test the link speed of a website:

Add the following code to the area:

Tim=1setInterval ("tim++", 100) b=1var autourl=new Array () autourl [1] = 1000) {this.resized=true;this.style.width=1000;} "align=absMiddle border=0 > www.njcatv.net" autourl [2] = "javacool.3322.net" autourl [3] = 1000) {this.resized=true;this.style.width=1000;} "align=absMiddle border=0 > www.sina.com.cn" autourl [4] = "www.nuaa.edu.cn" autourl [5] = 1000) {this.resized=true;this.style.width=1000 } "align=absMiddle border=0 > www.cctv.com" function butt () {* (") for (var item1witi =" = "200) {document.forms [0] [" txt "+ b] .value =" / link timeout "} else {document.forms [0] [" txt "+ b] .value =" / blog/ time "+ tim/10+" seconds} baud +} function run () {for (var itimesi)