Step 3: Like Button

Part of the Fundamentals section of Coddy's React journey — lesson 41 of 42.

Challenge

Medium

Add likes to the card.

Give ProfileCard a likes state starting at 0.
Add a button with id="like" and the text Like that adds one like per click.
Show the count in a <span> with id="likes".

Try it yourself

<!DOCTYPE html>
<html>
    <head>
        <link rel="stylesheet" href="styles.css" />
    </head>
    <body>
        <div id="root"></div>
        <script type="module" src="main.jsx"></script>
    </body>
</html>

All lessons in Fundamentals

1Meet React

What Is React?Your First Component One Parent Rule JSX Is Not HTML Recap: Meet React

4Props

What Are Props?Passing Props Two Props Same Component, New Data The Children Prop Recap: Props

7Conditions & Lists

Ternary Rendering Show with &&Render a List Keys Matter Filter, Then Map Recap: Conditions & Lists

2JSX Expressions

Curly Braces Math in Braces Braces in Attributes Calling Functions in JSX Recap: JSX Expressions

5State & Events

What Is State?Click Counter Count in Steps Toggle with State Independent State Recap: State & Events

8Project: Profile Card

Step 1: Card Structure Step 2: Card with PropsStep 3: Like ButtonStep 4: Follow Toggle

3Components

Building Blocks Your Second Component Reuse Components Compose a Page Recap: Components

6Forms & Inputs

Controlled Inputs Echo the Input Character Counter Clear Button Recap: Forms & Inputs