diff --git a/doc/tutorial.md b/doc/tutorial.md index 8caf8704e0589..56630d0c9c6ea 100644 --- a/doc/tutorial.md +++ b/doc/tutorial.md @@ -569,8 +569,10 @@ loop { This code prints out a weird sequence of numbers and stops as soon as it finds one that can be divided by five. -For more involved iteration, such as enumerating the elements of a -collection, Rust uses [higher-order functions](#closures). +Rust also has a `for` construct. It's different from C's `for` and it works +best when iterating over collections. See the section on [closures](#closures) +to find out how to use `for` and higher-order functions for enumerating +elements of a collection. # Data structures @@ -1393,6 +1395,7 @@ assert!(crayons.len() == 3); assert!(!crayons.is_empty()); // Iterate over a vector, obtaining a pointer to each element +// (`for` is explained in the next section) for crayons.each |crayon| { let delicious_crayon_wax = unwrap_crayon(*crayon); eat_crayon_wax(delicious_crayon_wax);