Javascript’s regular expression library is becoming world class, guaranteeing that the odd little pattern language will likely be around for generations to come.

So I'm working with Cypress and I'm attempting to understand how to verify a URL via regex matching; but I want to use several character sets in the regex, and I want to add a variable as well ...

The latest JavaScript specification standardizes a well-balanced and thoughtful set of features, including the built-in global Iterator, new Set methods, improvements to regular expressions, and more.

Do you need to perform an Ajax file upload with pure JavaScript? This example lays out the steps to accomplish an Ajax file upload without the need for a JavaScript library like jQuery or Dojo.

Google Analytics introduces regex support for event creation, offering greater flexibility, precision, and improved insights for marketers.