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better query example
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@ -17,6 +17,14 @@
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* `HttpRequest::query()` is deprecated. Use `Query` extractor.
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```rust
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fn index(q: Query<HashMap<String, String>>) -> Result<..> {
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...
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}
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```
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or
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```rust
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let q = Query::<HashMap<String, String>>::extract(req);
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```
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