How to useSet forEach() Method in Javascript
The set.forEach() method is used to execute the function which is taken as a parameter and applied for each value in the set, in insertion order.
Example:
let A = [7, 2, 6, 4, 5];
let B = [1, 6, 4, 9];
const set1 = new Set(A);
const set2 = new Set(B);
const difference = new Set();
set1.forEach(element => {
if (!set2.has(element)) {
difference.add(element);
}
});
console.log([...difference]);
Output
[ 7, 2, 5 ]
Get the Difference between Two Sets using JavaScript
To get the difference between two sets in JavaScript, you need to identify elements present in the first set but not in the second. This involves iterating over the first set and filtering out elements that are also found in the second set, ensuring efficient comparison.
We can get the difference between two sets using Javascript by the following methods:
Table of Content
- Use the filter() method
- Using Set delete() Method
- Using Set forEach() Method
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