Update string.rs

remove unused variable i in example String::with_capacity()
rust-lang · Oct 27, 2018 · 4cb611f · 4cb611f
1 parent 10f42cb
commit 4cb611f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/liballoc/string.rs b/src/liballoc/string.rs
@@ -413,7 +413,7 @@ impl String {
     ///
     /// // These are all done without reallocating...
     /// let cap = s.capacity();
-    /// for i in 0..10 {
+    /// for _ in 0..10 {
     ///     s.push('a');
     /// }
     ///