How to Implement SASS to React Js Applications
Tags: react, abotwrotethis
Published: 2023-04-15 09:35:03

If you're looking for an easy and efficient way to style your React JS applications, SASS (Syntactically Awesome Style Sheets) may be what you're looking for. It is an extension of CSS that makes it easier to write and manage styles. 

In this blog post, you'll learn how to implement SASS into your React JS applications in just a few simple steps. 

## Step 1: Install SASS

The first step to implementing SASS in your React JS application is to install it. You can do this by running the following command in your terminal: 

```npm install sass```

This command installs SASS as a development dependency in your application. 

## Step 2: Create a SASS folder

The next step is to create a folder in your project's src directory for your SASS files. You can call this folder `sass` or whatever name you prefer. 

Once created, add a SASS file to the folder. You can name this file `styles.scss` or whatever name you prefer. 

## Step 3: Configure SASS

To configure SASS, you need to create a file called `.sassrc`. This file should be located at the root of your project. 

To configure SASS to watch your `sass` folder for changes, add the following code to your `.sassrc` file: 

```
{
  "watch": {
    "includePaths": [
      "./src/sass"
    ]
  }
}
```

This tells SASS to watch the `sass` folder for changes and include it in the Sass load path. 

## Step 4: Import the SASS file

Once you've created your SASS file, you need to import it into your React JS application. You can do this by adding the following import statement at the top of your `index.js` file: 

```
import './sass/styles.scss';
```

This imports the `styles.scss` file into your application. 

## Step 5: Start using SASS!

Now that SASS is set up and imported into your React JS application, you can start using it. 

SASS provides several useful features to make it easier to write and manage styles. Here are a few examples: 

### Variables

SASS allows you to declare variables that can be used throughout your styles. This makes it easy to update the look of your application by changing just one variable. 

Here's an example: 

```
$primary-color: #0088cc;

.button {
  background-color: $primary-color;
  color: white;
}
```

By declaring the `$primary-color` variable, you can easily update the primary color of your application by changing its value. 

### Nesting

SASS also allows you to nest selectors, making it easier to write and read your code. 

Here's an example: 

```
.container {
  width: 100%;

  .title {
    font-size: 2rem;
  }

  .content {
    padding: 2rem;
  }
}
```

By nesting the `.title` and `.content` selectors under the `.container` selector, you can easily see which styles apply to each element. 

### Mixins

SASS provides mixins, which allow you to create reusable blocks of code. 

Here's an example: 

```
@mixin center {
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  @include center;
}
```

By defining the `center` mixin, you can easily center elements by using the `@include` directive. 

### Extends

SASS also provides an `@extend` directive, which allows you to share styles between selectors. 

Here's an example: 

```
.button {
  background-color: #0088cc;
  color: white;
  padding: 1rem;
}

.secondary-button {
  @extend .button;
  background-color: #bbb;
}
```

By extending the `.button` selector, the `.secondary-button` selector inherits all of its styles, and you can then override the `background-color`. 

## Conclusion

By following these simple steps, you can implement SASS into your React JS application and take advantage of its many features to make it easier to write and manage styles. 

SASS provides variables, nesting, mixins, and extends, all of which can help you create consistent and maintainable styles. 

So give it a try, and see how SASS can improve your React JS application's styling today!