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Multiple React components on a single HTML page
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<title>Add React in One Minute</title>
</head>
<body>
<h2>Add React in One Minute</h2>
<p>This page demonstrates using React with no build tooling.</p>
<p>React is loaded as a script tag.</p>
<p>
This is the first comment.
<!-- We will put our React component inside this div. -->
<div class="like_button_container" data-commentid="1"></div>
</p>
<p>
This is the second comment.
<!-- We will put our React component inside this div. -->
<div class="like_button_container" data-commentid="2"></div>
</p>
<p>
This is the third comment.
<!-- We will put our React component inside this div. -->
<div class="like_button_container" data-commentid="3"></div>
</p>
<!-- Load React. -->
<!-- Note: when deploying, replace "development.js" with "production.min.js". -->
<script src="https://unpkg.com/react@16/umd/react.development.js" crossorigin></script>
<script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js" crossorigin></script>
<!-- Load our React component. -->
<script src="like_button.js"></script>
</body>
</html>
'use strict';
const e = React.createElement;
class LikeButton extends React.Component {
constructor(props) {
super(props);
this.state = { liked: false };
}
render() {
if (this.state.liked) {
return 'You liked comment number ' + this.props.commentID;
}
return e(
'button',
{ onClick: () => this.setState({ liked: true }) },
'Like'
);
}
}
// Find all DOM containers, and render Like buttons into them.
document.querySelectorAll('.like_button_container')
.forEach(domContainer => {
// Read the comment ID from a data-* attribute.
const commentID = parseInt(domContainer.dataset.commentid, 10);
ReactDOM.render(
e(LikeButton, { commentID: commentID }),
domContainer
);
});
@LongLS

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@LongLS

LongLS commented Jul 5, 2018

Good!

@evanschaba

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evanschaba Sep 7, 2018

evans was here, also evans says react is cool, so far

evanschaba commented Sep 7, 2018

evans was here, also evans says react is cool, so far

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