freeCodeCamp/guide/english/certifications/coding-interview-prep/data-structures/size-of-the-set/index.md

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Size of the Set

Size of the Set

Remember to use Read-Search-Ask if you get stuck. Try to pair program and write your own code

Problem Explanation:

To solve this problem, you have to write a function for the class that returns the size of the set.

Hint: 1

Create a size function in the Set class.

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Hint: 2

Use the length attribute on the values of the Set.

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Spoiler Alert!

Solution ahead!

Basic Code Solution:

this.size = function()
{
    return this.values().length;
}

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Code Explanation:

• The number of items is achieved by attaining the collection using the "values" function and getting the length attribute of it.

NOTES FOR CONTRIBUTIONS:

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See Wiki Challenge Solution Template for reference.