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Added range for vec.drain call #489

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Added range for vec.drain call #489

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2 changes: 1 addition & 1 deletion src/leaking.md
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Original file line number Diff line number Diff line change
Expand Up @@ -75,7 +75,7 @@ let mut vec = vec![Box::new(0); 4];

{
// start draining, vec can no longer be accessed
let mut drainer = vec.drain(..);
let mut drainer = vec.drain(..3);

// pull out two elements and immediately drop them
drainer.next();
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