Live Stellar Workshop, Week 2, Day 3

Описание: Welcome back to Week 2, Day 3 of the Live Stellar Workshop! As we continue our Rust Crash Course, we are shifting our focus to the core logic that drives our applications: Functions and Control Flow.

When designing robust financial systems architecture or writing smart contracts for the Stellar network (XLM), controlling the exact execution path of your program is essential for security and efficiency. In this session, we will learn how to modularize your code using functions, handle returning values, and direct your program's logic using Rust's powerful if/else expressions and loop constructs.

Course Resources & Links:
GitHub Repository (Code & Notes): https://github.com/smwebsystems/rust-...

📺 Watch the Full Workshop Playlist:    • Build, Learn & Deploy on Stellar - 8 Week ...  

What We Cover in This Session:
Anatomy of a Function: How to define functions, pass parameters, and understand scope.

Statements vs. Expressions: A crucial Rust concept for handling return values without the return keyword.

If/Else Expressions: Branching logic and using if in a let statement to assign variables conditionally.

Repetition with Loops: * loop: Executing code infinitely (and how to break out of it).

while: Running loops based on a condition.

for: The safest and most common way to iterate through collections like arrays.

Practical Coding: Applying control flow to real-world scenarios in our local Cargo environment.

Timestamps:

0:00 - Welcome Back & Day 2 Recap

4:15 - Defining Functions & Passing Parameters

12:30 - Statements vs. Expressions in Rust

18:45 - Returning Values from Functions

25:10 - Control Flow: If and Else Conditions

33:20 - Using If in a Let Statement

38:15 - Repetition: The loop Keyword & Returning Values from Loops

45:00 - Conditional Loops with while

51:30 - Iterating Safely with for Loops

58:00 - Q&A and Homework for Next Session

Homework: Check the GitHub repository for today's exercises. Write a function that uses a for loop to iterate through an array of data, incorporates an if/else check, and returns a specific value. Getting comfortable with these logic blocks is vital before we tackle Rust's Ownership model next!