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auto merge of #18139 : JelteF/rust-1/patch-1, r=steveklabnik

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The explanation of fold talks about three elements that should be summed, but it uses different values in the provided code.
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bors 2014-10-19 13:52:06 +00:00
commit c121cbab35
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src/doc/guide.md
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@ -4363,7 +4363,7 @@ 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);
```
@ -4387,7 +4387,7 @@ in this iterator:
We called `fold()` with these arguments:
```{rust}
# range(1i, 5i)
# range(1i, 4i)
.fold(0i, |sum, x| sum + x);
```