Simplify 'product' factorial example

Centril · Jan 14, 2019 · d808f93 · d808f93
1 parent d106808
commit d808f93
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/libcore/iter/iterator.rs b/src/libcore/iter/iterator.rs
@@ -2358,7 +2358,7 @@ pub trait Iterator {
     ///
     /// ```
     /// fn factorial(n: u32) -> u32 {
-    ///     (1..).take_while(|&i| i <= n).product()
+    ///     (1..=n).product()
     /// }
     /// assert_eq!(factorial(0), 1);
     /// assert_eq!(factorial(1), 1);