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

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

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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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.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

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

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

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

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