How to get letter from a string - JavaScript

In this article we will learn how to get letter from a string in JavaScript.

It is very common to get letter from a string in JavaScript in JavaScript.

Problem

Now we have a simple problem, which is that we want to get a character from the string.

Imagine we have a string like this:

const string = "Hello World!";

And we want to get specific letter from it, for instance W, so the output will be like this:

W

How to solve this problem?

Fortunately, there is more than one solution to solve this problem, and there is more than one built-in function that will simply do that.

We can solve this problem using:

• Using square brackets []
• Using charAt() method

Get a letter from a string using square brackets

As we said before, we can use square brackets to get a letter from a string

Let's see an example

// String
const string = "Hello World!";

// Get "W"
const letter = string[6];

// Result:
console.log(letter);

Output

W

Get a letter from a string using charAt

We can get a letter from a string using charAt method as well.

Example

// String
const string = "Hello World!";

// Get "W"
const letter = string.charAt(6);

// Result:
console.log(letter);

Output

W

The String object's charAt() method returns a new string consisting of the single UTF-16 code unit located at the specified offset into the string. (MDN)

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