tell mobile devices that we are prepared

[rust-101.git] / src / part01.rs

diff --git a/src/part01.rs b/src/part01.rs
index 11e9077d5ef326b7ee9be9b6d5e4c00fd6042419..7d29c49400e2f83f643532f812ea1b73045c2ea9 100644 (file)
--- a/src/part01.rs
+++ b/src/part01.rs
@@ -35,6 +35,12 @@ fn number_or_default(n: NumberOrNothing, default: i32) -> i32 {
     }
 }
 
+// It is even the case that blocks are expressions, evaluating to the last expression they contain.
+fn compute_stuff(x: i32) -> i32 {
+    let y = { let z = x*x; z + 14 };
+    y*y
+}
+
 // Let us now refactor `vec_min`.
 fn vec_min(v: Vec<i32>) -> NumberOrNothing {
     //@ Remember that helper function `min_i32`? Rust allows us to define such helper functions *inside* other
@@ -100,4 +106,4 @@ pub fn main() {
 
 // **Exercise 01.2**: Write a function `vec_print` that takes a vector and prints all its elements.
 
-// [index](main.html) | [previous](part00.html) | [next](part02.html)
+//@ [index](main.html) | [previous](part00.html) | [raw source](https://www.ralfj.de/git/rust-101.git/blob_plain/HEAD:/workspace/src/part01.rs) | [next](part02.html)