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how to detect a mobile device using react ?

406

REACT

import React from 'react';

class App extends React.Component {
constructor() {
super();

this.state = {
data: []
}

this.setStateHandler = this.setStateHandler.bind(this);
};

setStateHandler() {
var isMobile = window.innerWidth <= 500
if (isMobile) {
this.setState({data: "mobile"})
} else {
this.setState({data: "something else"})
}
};

render() {
return (
<div>
<button onClick = {this.setStateHandler}>Click</button>
<h2>{this.state.data}</h2>
</div>
);
}
}

export default App;

By 8 years ago

The power of the user (%)

62%

Show ResultREACT

<!DOCTYPE html>
<html>
<head>
<script src="https://fb.me/react-0.14.3.min.js"></script>
<script src="https://fb.me/react-dom-0.14.3.min.js"></script>

</head>
<body>

<script type="text/javascript">
if (/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)) {

device = "mobile device";

}

else {

device = "something else";

}
</script>

<script type="text/javascript">

var div = React.DOM.div

var HelloWorldComponent = (
div(null,'' + device + '')
)

ReactDOM.render(HelloWorldComponent, document.getElementsByTagName('body')[0]);

</script>

</body>
</html>

By 8 years ago

The power of the user (%)

62%

Show ResultREACT

<!DOCTYPE html>
<html>
<head>
</head>
<body>

<div id="my-div"></div>

<script src="https://fb.me/react-0.14.3.min.js "></script>
<script src="https://fb.me/react-dom-0.14.3.min.js "></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.8.34/browser.min.js"></script>
<script type="text/babel">

var MyReact = React.createClass({
render: function() {
return (
<p>{this.props.a}</p>
);
}
});

var a;
var b;
if (/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)) {
b = "mobile device";
}
else {
b = "something else";
}

ReactDOM.render(
<MyReact a={b}/>,
document.getElementById('my-div')
);

</script>

</body>
</html>