remove the call .iter()

2015-02-27 21:57:02 +08:00 · 2015-02-27 21:57:02 +08:00 · 05bdfe8e2e
commit 05bdfe8e2e
parent bd0d8e47e5
1 changed files with 2 additions and 2 deletions
--- a/src/doc/intro.md
+++ b/src/doc/intro.md
@ -536,7 +536,7 @@ use std::thread::Thread;

 fn main() {
    let numbers = vec![1, 2, 3];
-    
+
    let guards: Vec<_> = (0..3).map(|i| {
        Thread::scoped(move || {
            println!("{}", numbers[i]);
@ -565,7 +565,7 @@ while retaining safety. The answer is iterators:
 ```{rust}
 let vec = vec![1, 2, 3];

-for x in vec.iter() {
+for x in vec {
    println!("{}", x);
 }
 ```