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Carol (Nichols || Goulding) 2016-08-02 16:31:21 -04:00
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@ -68,8 +68,9 @@ the binding `byte` will hold the actual byte, not a reference to a byte.
s.len() s.len()
``` ```
We search for the value 32, which represents a space in UTF-8. If we find one, we return the We search for the value 32, which represents a space in UTF-8. If we find one,
position. Otherwise, we return the length of the string, using `s.len()`. we return the position. Otherwise, we return the length of the string, using
`s.len()`.
This works, but there’s a problem. We’re returning a `usize` on its own, but This works, but there’s a problem. We’re returning a `usize` on its own, but
it’s only a meaningful number in the context of the `&String`. In other it’s only a meaningful number in the context of the `&String`. In other