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Jan 21st, 2019
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  1. fn main() {
  2. let names: Vec<Vec<String>> = vec![
  3. vec!["Foo1".to_string(), "Foo2".to_string()],
  4. vec!["Bar1".to_string(), "Bar2".to_string()],
  5. ];
  6. let ids: Vec<i64> = vec![10, 20];
  7.  
  8. let x = names.iter().enumerate().flat_map(|(i, v)| {
  9. v.iter().map(|n| (n.clone(), ids[0]))
  10. });
  11. }
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