Refine docs.

2020-09-19 12:14:02 +08:00
parent b795ce9f45
commit 2ff3a1fde5
18 changed files with 133 additions and 107 deletions
--- a/doc/src/language/for.md
+++ b/doc/src/language/for.md
@@ -9,6 +9,9 @@ is provided by the `for` ... `in` loop.
 Like C, `continue` can be used to skip to the next iteration, by-passing all following statements;
 `break` can be used to break out of the loop unconditionally.

+To loop through a number sequence (with or without steps), use the `range` function to
+return a numeric iterator.
+
 ```rust
 // Iterate through string, yielding characters
 let s = "hello, world!";