![]() ![]() ![]() This will print the user agent string that identifies the version of the JavaScript engine used by your browser or runtime environment. You can do this by running:Ĭonsole.log("Using JavaScript version:", erAgent) You can also check if a specific feature is supported, for example `()` method:Ĭonsole.log("() not supported, using a version of JavaScript before ES7") Ĭonsole.log("Using ES7 or later version of JavaScript") Īlternatively, you can check the version of the JavaScript engine that your browser or runtime environment is using. To determine which version of JavaScript you are using, you can use the `typeof` operator to check if a particular feature or syntax is supported in your environment.įor example, you can check if the `let` and `const` declarations are supported by running:Ĭonsole.log("Using ES5 or earlier version of JavaScript") Ĭonsole.log("Using ES6 or later version of JavaScript") ![]() Are you curious about which version of JavaScript your browser or runtime environment is using? In this blog post, we will discuss how to check the version of JavaScript that you are running. ![]()
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