Add Declaring Variables example

CoderSales · CoderSales · commit 4ae11598e6bd · 2024-11-11T22:17:32.000Z
diff --git a/C01-ThompsonBook-attempt-01/hello_rust/src/main.rs b/C01-ThompsonBook-attempt-01/hello_rust/src/main.rs
@@ -1,3 +1,4 @@
 fn main() {
-    println!("Hello, world!");
+    let x = 5; // Declares an immutable variable 'x' with the value 5
+    // x = 10; // Error: Cannot assign a new value to an immutable variable 
 }

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,4 @@`
`1`	`1`	`fn main() {`
`2`		`- println!("Hello, world!");`
	`2`	`+ let x = 5; // Declares an immutable variable 'x' with the value 5`
	`3`	`+ // x = 10; // Error: Cannot assign a new value to an immutable variable`
`3`	`4`	`}`