ECMAScript Proposal: Escaping Characters for RegExp

The article on 2ality by Dr. Axel Rauschmayer introduces the topic of using regular expressions in JavaScript. Specifically, it discusses the issue of how to escape strings to prevent potential misinterpretations by these expressions—a crucial aspect when it comes to web application security. Examples and explanations provided in the article help clarify why we need an escape function to avoid security threats. Dr. Rauschmayer demonstrates concrete applications of the escape function in various contexts, showcasing both issues and solutions faced by developers. The article concludes with general recommendations for using regular expressions safely and effectively, which is extremely important in contemporary programming practices.