Counter with History - Dojo Typing CST Test
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Counter with History — Dojo Code
Tracks increment/decrement history.
import { create, tsx } from '@dojo/framework/core/vdom';
const factory = create();
const HistoryCounter = factory(function HistoryCounter() {
const state = { count: 0, history: [] };
return (
<div>
<h2>Counter: {state.count}</h2>
<div>History: {state.history.join(', ')}</div>
<button onclick={() => { state.count++; state.history.push('Increment'); }}>+</button>
<button onclick={() => { state.count--; state.history.push('Decrement'); }}>-</button>
<button onclick={() => { state.count=0; state.history.push('Reset'); }}>Reset</button>
</div>
);
});
export default HistoryCounter;Dojo Language Guide
Dojo is a modern, TypeScript-first, reactive JavaScript framework for building scalable web applications. It emphasizes modularity, high performance, strong typing, and reactive widgets for enterprise-level and interactive web applications.
Primary Use Cases
- ▸Enterprise web applications
- ▸Interactive dashboards
- ▸Complex widgets and data visualization
- ▸High-performance, reactive web apps
- ▸Applications requiring strong TypeScript integration
Notable Features
- ▸Reactive widget system
- ▸TypeScript-first architecture
- ▸Virtual DOM and fine-grained reactivity
- ▸Modular ES module design
- ▸Optimized build and tree-shaking
Origin & Creator
Created by SitePen in 2004 (original Dojo Toolkit), and modern Dojo Framework (Dojo 2+) was released starting in 2017, reimagining Dojo for modern TypeScript, ES modules, and reactive UI development.
Industrial Note
Dojo excels in enterprise-level applications and large-scale dashboards where performance, TypeScript safety, and modularity are crucial.