Multi Counter - Reactxp Typing CST Test
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Multi Counter — Reactxp Code
Multiple independent counters in a single view.
import RX from 'reactxp';
class MultiCounterApp extends RX.Component {
constructor(props) {
super(props);
this.state = { counters: [0,0,0] };
}
increment = index => {
const counters = [...this.state.counters]; counters[index]++; this.setState({ counters });
};
decrement = index => {
const counters = [...this.state.counters]; counters[index]--; this.setState({ counters });
};
render() {
return (
<RX.View style={{ padding: 20 }}>
{this.state.counters.map((count, i) => (
<RX.View key={i} style={{ marginBottom: 10 }}>
<RX.Text style={{ fontSize: 20 }}>Counter {i+1}: {count}</RX.Text>
<RX.Button onPress={() => this.increment(i)} style={{ marginRight: 5 }}><RX.Text>+</RX.Text></RX.Button>
<RX.Button onPress={() => this.decrement(i)}><RX.Text>-</RX.Text></RX.Button>
</RX.View>
))}
</RX.View>
);
}
}
RX.App.register('MultiCounterApp', () => MultiCounterApp);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.