I'm able to take advantage of the TypeScript datatyping support to specify a datatype for my cust parameter (it's expecting a Customer object) and what my function will return (in this case, a string) ...

Using generics in TypeScript is very similar to using them ... but also finds a customer whose age matches that average age. In this function, it's important that the input parameter (an array), the ...

Like TypeScript, CoffeeScript is a superset ... It allows you to use square brackets like function arguments on an array, and the arguments are passed to slice() as you’d expect.

One way to get started with TypeScript annotations is by adding them to function signatures and return types. Here’s a JavaScript function with no type annotations; it’s a way to generate a ...