Countdown Timer - Reactxp Typing CST Test
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Countdown Timer — Reactxp Code
Countdown timer starting from 10 seconds.
import RX from 'reactxp';
class CountdownApp extends RX.Component {
constructor(props) {
super(props);
this.state = { count: 10 };
}
componentDidMount() {
this.timer = setInterval(() => { if(this.state.count > 0) this.setState({ count: this.state.count - 1 }); }, 1000);
}
componentWillUnmount() { clearInterval(this.timer); }
render() {
return (
<RX.View style={{ padding:20 }}>
<RX.Text style={{ fontSize:24, marginBottom:10 }}>Time: {this.state.count}</RX.Text>
<RX.Button onPress={() => this.setState({ count: 10 })}><RX.Text>Reset</RX.Text></RX.Button>
</RX.View>
);
}
}
RX.App.register('CountdownApp', () => CountdownApp);Reactxp Language Guide
ReactXP is a library developed by Microsoft for building cross-platform apps using a single React and React Native codebase. It enables developers to target iOS, Android, and web platforms simultaneously.
Primary Use Cases
- ▸Cross-platform mobile apps for iOS and Android
- ▸Web apps sharing the same codebase
- ▸Rapid prototyping of multi-platform applications
- ▸Enterprise apps requiring uniform UI across devices
- ▸Integration with React ecosystem libraries and tooling
Notable Features
- ▸Cross-platform abstractions for React and React Native
- ▸Unified event system for gestures and interactions
- ▸Shared styling system across platforms
- ▸Supports both JavaScript and TypeScript
- ▸Optimized for consistency and maintainability
Origin & Creator
Developed by Microsoft in 2016, ReactXP was created to unify mobile and web app development using React while minimizing platform-specific code.
Industrial Note
Perfect for enterprise projects requiring cross-platform consistency and rapid development using React technologies.