Comparing the speed of JavaScript and an ASP script involves understanding the contexts in which they operate, as they serve different purposes and run in different environments. 1. JavaScript: Primarily a client-side scripting language, JavaScript runs in the user's web browser. It's used for enhancing user interfaces and creating dynamic web pages. Modern[ ► ]

The `isNaN` function in JavaScript is used to determine whether a value is `NaN` (Not a Number). This function is particularly useful because `NaN` is a special numeric value that represents a result of an undefined or unrepresentable mathematical operation. For example, in JavaScript, when you try to perform a mathematical operation that[ ► ]