JavaScript Mastery from Zero to Hero - Prepare for Coding Interviews - What Is the Reduce Method in JavaScript and Examp

The video tutorial introduces the reduce method in JavaScript, highlighting its usefulness in state management without mutating variables. It explains reduce as a loop with memory, using basic arithmetic to illustrate its functionality. The tutorial covers the reduce signature, including callback functions and initial values, and provides a code example to demonstrate how reduce accumulates values in an array.

What are the components of the reduce method's signature?

How can you start the reduce method with a different initial value?