JavaScript: Get an array of elements that appear in both arrays

JavaScript fundamental (ES6 Syntax): Exercise-144 with Solution

Write a JavaScript program to get an array of elements that appear in both arrays.

• Use Array.prototype.includes() to determine values that are not part of values.
• Use Array.prototype.filter() to remove them.

Sample Solution:

JavaScript Code:

//#Source https://bit.ly/2neWfJ2 
const similarity = (arr, values) => arr.filter(v => values.includes(v));

console.log(similarity([1, 2, 3], [1, 2, 4]));

Sample Output:

[1,2]

Pictorial Presentation:

Flowchart:

Live Demo:

See the Pen javascript-basic-exercise-144-1 by w3resource (@w3resource) on CodePen.

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