Swap Two Numbers in JavaScript using Third Variable | Step-by-Step Dry Run (2026)
In this video, you will learn how to swap two numbers in JavaScript using a third variable (c). We will use three variables a, b, and c — where c temporarily stores the value of a so the swap can happen correctly.
A complete step-by-step dry run is included so you can trace every single line and understand exactly what is happening at each stage.
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
📌 WHAT YOU WILL LEARN
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✅ What is swapping of two numbers?
✅ Why we need a third variable (c) for swapping
✅ How c = a, a = b, b = c works step by step
✅ Complete dry run with variable tracing
✅ How to print swapped values using console.log
🔗 RELATED VIDEOS
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
▶ Factorial Program in JavaScript – • Factorial Of Number in JavaScript using fo...
▶ Remove Duplicates from Array – • Remove Duplicates from Array in JavaScript...
#JavaScript #SwapTwoNumbers #JavaScriptBeginners #LearnJavaScript #SwappingNumbers #ThirdVariable #DryRun #JavaScriptTutorial #CodingForBeginners #WebDevelopment #AshCodesX