Rust Control Flow Tutorial | if else else-if for Beginners (2026)

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Taught by Celeste AI - AI Coding Coach
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Description
Learn Rust control flow with if, else, and else-if statements! This beginner-friendly tutorial shows you how to make decisions in your Rust programs with clear examples and explanations. šŸ”„ In This Tutorial: ━━━━━━━━━━━━━━━━━━━━━━━ 0:00 - Introduction 0:06 - Basic If Statement 1:39 - If-Else Statement 3:10 - Else-If Chain (Multiple Conditions) šŸ“š What You'll Learn: ━━━━━━━━━━━━━━━━━━━━━━━ āœ… How to write basic if statements in Rust āœ… Using else to handle the opposite case āœ… Chaining multiple conditions with else-if āœ… How Rust evaluates conditions from top to bottom āœ… Compiling and running Rust programs with rustc šŸ’» Code Examples: ━━━━━━━━━━━━━━━━━━━━━━━ Example 1 - Basic If: fn main() { let number = 5; if number is greater than 0 { println!("The number is positive!"); } } Example 2 - If-Else: fn main() { let number = -3; if number is greater than 0 { println!("Positive number!"); } else { println!("Not a positive number!"); } } Example 3 - Else-If Chain: fn main() { let number = 0; if number is greater than 0 { println!("Positive!"); } else if number is less than 0 { println!("Negative!"); } else { println!("Zero!"); } } šŸ¦€ Key Takeaways: ━━━━━━━━━━━━━━━━━━━━━━━ • Rust if statements don't need parentheses around conditions • Only ONE block executes in an if-else-if chain • Conditions are checked from top to bottom • The else block catches everything else šŸ“Œ Prerequisites: ━━━━━━━━━━━━━━━━━━━━━━━ • Rust installed (rustc --version to verify) • Basic understanding of Rust syntax • Watch our "Getting Started with Rust" video first! šŸ‘ Like, Subscribe & Share for more Rust tutorials! #Rust #RustLang #Programming #ControlFlow #IfElse #Coding #Tutorial #LearnRust #Beginner #rustlang2024
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Duration

5:16

Published

December 21, 2025

Added to Codegiz

March 15, 2026

Open in YouTube