We can now reuse the isPrime() function in conjunction with reject to get all the non-prime numbers in the array. The reject function does the opposite of the filter function. It returns an array with ...

Iteration #1: Add an Item to the Shopping List Implement the function addItem that takes two parameters: an array representing the shopping list and an object representing the grocery item (e.g., { ...

Here's a tool to help you integrate Blazor and JavaScript by passing HTML elements defined in Blazor to JavaScript functions.

In general, handling array functions like we’ve seen here, using JavaScript’s built-in functions like map() and filter(), is an excellent application of the power of functional programming.