1 rust-smallvec 2 ============= 3 4 [Documentation](https://docs.rs/smallvec/) 5 6 [Release notes](https://github.com/servo/rust-smallvec/releases) 7 8 "Small vector" optimization for Rust: store up to a small number of items on the stack 9 10 ## Example 11 12 ```rust 13 use smallvec::{SmallVec, smallvec}; 14 15 // This SmallVec can hold up to 4 items on the stack: 16 let mut v: SmallVec<[i32; 4]> = smallvec![1, 2, 3, 4]; 17 18 // It will automatically move its contents to the heap if 19 // contains more than four items: 20 v.push(5); 21 22 // SmallVec points to a slice, so you can use normal slice 23 // indexing and other methods to access its contents: 24 v[0] = v[1] + v[2]; 25 v.sort(); 26 ``` 27