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A comment on Rust lifetimes: Getting away with things that would be reckless in C++. Parent comment

Re:Rust lifetimes: Getting away with things that would be re... by akavel on Saturday September 20, 2014 @07:24AM (#8344279)
This would have advantage in case you only needed a few results; but in case you needed most of them, then substr would practically result in duplicating the memory anyway. Plus, this is sure more cumbersome than the Rust version.
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