Fix fold explanation in the guide

The explanation of fold talks about three elements that should be summed, but it uses different values in the provided code.
This commit is contained in:
Jelte Fennema 2014-10-18 19:29:53 +02:00
parent d670919aa4
commit 2a668149c2

View File

@ -4365,7 +4365,7 @@ element, `find` returns an `Option` rather than the element itself.
Another important consumer is `fold`. Here's what it looks like:
```{rust}
let sum = range(1i, 100i)
let sum = range(1i, 4i)
.fold(0i, |sum, x| sum + x);
```
@ -4389,7 +4389,7 @@ in this iterator:
We called `fold()` with these arguments:
```{rust}
# range(1i, 5i)
# range(1i, 4i)
.fold(0i, |sum, x| sum + x);
```