This function outputs the value 22. When to use JavaScript’s reducer The reduce method provides a unique way to iterate through items in an array and process them.

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 ...

More simplicity, more speed. Dive into standout frameworks Astro, HTMX, and Alpine.js, catch up with React, Angular, and Bun, and feel the JavaScript love and unlove in this month’s JavaScript ...