• in
InterCourses
CoursesBlogs
0
← Introduction to JavaScript
○What is JavaScript?○Your First JavaScript Code○Data Types○Type Checking
○Declaring Variables○let and const in Practice○Operators○Type Conversion
○Conditionals○Switch Statement○For Loops○While Loop○Break and Continue
○Defining Functions○Arrow Functions○Scope○Closures○Project - Calculator○Function Expressions
○Arrays○Array Mutation Methods○Array Search and Slice○Array Iteration Methods○Multidimensional Arrays○Destructuring○Array Reverse and Sort○Array Fill●Array Find and Includes○Array Flat and FlatMap○Array Reduce, Some, and Every
○Objects○Object Methods and Destructuring○JSON○Math and Date○Date Basics
○02 Template Literals○String Methods○Regular Expressions
○Higher-Order Functions○Callbacks○map, filter, and reduce○Recursion○Project - Data Transform Pipeline
○OOP Introduction○Classes○Inheritance○Encapsulation
○Asynchronous JavaScript○Promises and Async Await○Async API Simulation

Array Find and Includes

Search methods answer slightly different questions. This lesson pairs find() with includes() so learners practice both finding a matching item and checking simple membership.

Example

javascript
const prices = [15, 40, 75, 20];
const firstLargePrice = prices.find((price) => price > 50);
const hasForty = prices.includes(40);

Your Task

  1. Create firstLargePrice from [15, 40, 75, 20] using find() so it stores 75.
  2. Create hasForty with includes() and display 75 | true in #output.
Hint 1
1 / 2
HINT 1

Use find() when you want the matching value itself.

Loading editor…
READY
intercourses
javascript