套件概覽
TinyExpr 是一個輕量級的 Dart 庫，專門用於動態評估數學表達式。它支援變數、自訂函數和標準算術運算，非常適合需要執行時表達式解析的應用程式。該庫效率高、容易整合，適用於多個平台，包括行動裝置、Web 和桌面。它讓開發者能夠建立彈性計算機、資料驅動的公式或設定系統，而不需依賴外部解析器。
適用情境
- Dynamic formula evaluation
- Calculator applications
- Configuration-based logic
- Real-time data processing
- Custom function scripting
- Mathematical modeling
主要特色
- Variable support
- Custom function definitions
- Cross-platform compatibility
- Lightweight and fast
- Simple API
- Expression parsing
適合對象
- Developers building calculators
- Applications with dynamic math rules
- Educational tools
- Data-driven UIs
- Backend logic with user-defined expressions
使用建議
- Not suitable for complex symbolic math
- Limited to basic arithmetic and function calls
- No built-in error recovery
- Requires careful input validation
- Best for simple to moderately complex expressions