1rust-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 13use smallvec::{SmallVec, smallvec}; 14 15// This SmallVec can hold up to 4 items on the stack: 16let 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: 20v.push(5); 21 22// SmallVec points to a slice, so you can use normal slice 23// indexing and other methods to access its contents: 24v[0] = v[1] + v[2]; 25v.sort(); 26``` 27