JS Chrome browser judgment code

In the early days, I determined that it was based on UA. In UA, it had a unique chrome string. CopyCodeThe Code is as follows: var ischrome = Window. Navigator. useragent. indexof ("Chrome ")! =-1

Today we found that Chrome still has some unique things. Based on them, we can make a feature-based decision.Copy codeThe Code is as follows: var ischrome = Window. Google & window. Chrome

The former has its local database gears, and the latter has two attributes: CSI and loadtimes.
For more information, see
Determine the browser type and version using JavaScript

Use JavaScript to determine whether the user is using IE6 or IE7