All other functions are available in JavaScript 1.0. Let’s take a closer look at how each may be used in your JavaScript code. Listing A contains a sample of each function listed.

Those are examples of higher-order functions that accept functions as arguments, but plenty of them return functions as well. If you’ve ever seen a function call that has two sets of parentheses ...

The JavaScript method, Array.map(f) is a pure function in that it takes a function as a parameter. That last point about pure functions warrants further exploration. First-order functions vs. pure ...

Unfortunately, this function immediately “forgets” the second value and never does anything with it. Our inner function, the one that currently just returns value1 , also needs to be modified ...

In all these examples I've been passing only a single parameter to my functions and methods. However, it is possible to pass multiple parameters. When passing parameters from C# to JavaScript, you ...