A pure function follows 2 simple rules: ✅ Same input = Same output (always predictable) ✅ No side effects (doesn't change external state) Learn the difference between pure and impure functions and write better JavaScript code! 💡 Pure functions are: - Easy to test - Predictable - Bug-resistant - Essential for functional programming #JavaScript #PureFunctions #WebDevelopment #CodingTips #Programming #LearnJavaScript #FunctionalProgramming #CleanCode #DevTips #JavaScriptTutorial | Fullstack Flow

Function is the first-ever membership to include 100 lab tests, all carefully selected by the world’s top doctors. Each lab test is designed to provide you with the broadest and deepest understanding of your ever-changing health. It’s time to own your health. | Function Health