Rollup merge of #77409 - pickfire:patch-6, r=GuillaumeGomez
Add example for iter chain struct r? @GuillaumeGomez
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@ -6,6 +6,17 @@ use crate::usize;
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///
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///
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/// This `struct` is created by [`Iterator::chain`]. See its documentation
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/// This `struct` is created by [`Iterator::chain`]. See its documentation
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/// for more.
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/// for more.
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///
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/// # Examples
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///
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/// ```
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/// use std::iter::Chain;
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/// use std::slice::Iter;
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///
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/// let a1 = [1, 2, 3];
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/// let a2 = [4, 5, 6];
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/// let iter: Chain<Iter<_>, Iter<_>> = a1.iter().chain(a2.iter());
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/// ```
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#[derive(Clone, Debug)]
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#[derive(Clone, Debug)]
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#[must_use = "iterators are lazy and do nothing unless consumed"]
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#[must_use = "iterators are lazy and do nothing unless consumed"]
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#[stable(feature = "rust1", since = "1.0.0")]
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#[stable(feature = "rust1", since = "1.0.0")]
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