Step Counter - Nativebase Typing CST Test
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Step Counter — Nativebase Code
Counter app with customizable step increment using NativeBase.
import React, { useState } from 'react';
import { NativeBaseProvider, Box, Input, Button, VStack, Text } from 'native-base';
export default function App() {
const [count, setCount] = useState(0);
const [step, setStep] = useState('1');
const increment = () => setCount(count + parseInt(step || '1'));
const decrement = () => setCount(count - parseInt(step || '1'));
const reset = () => setCount(0);
return (
<NativeBaseProvider>
<Box safeArea p={4}>
<VStack space={4} alignItems="center">
<Text fontSize="2xl">Counter: {count}</Text>
<Input placeholder="Step" value={step} onChangeText={setStep} />
<Button onPress={increment}>+</Button>
<Button onPress={decrement}>-</Button>
<Button onPress={reset}>Reset</Button>
</VStack>
</Box>
</NativeBaseProvider>
);
}Nativebase Language Guide
NativeBase is an open-source UI component library for React Native, providing a set of cross-platform, customizable components that accelerate mobile app development with consistent design.
Primary Use Cases
- ▸Cross-platform mobile app development
- ▸Rapid UI prototyping
- ▸Enterprise React Native apps
- ▸Apps requiring consistent theming across devices
- ▸Integration with Expo and React Native ecosystem
Notable Features
- ▸Pre-built, customizable components
- ▸Cross-platform support (iOS and Android)
- ▸Themeable design system
- ▸Flexbox-based responsive layouts
- ▸Integration with Expo and third-party libraries
Origin & Creator
Developed by GeekyAnts, first released in 2016 to simplify React Native UI development and provide a consistent cross-platform component library.
Industrial Note
NativeBase is widely used for startups, enterprise mobile apps, and cross-platform React Native projects that need rapid prototyping and production-ready UI components.