We should have or make a vector. Now, we want to leave the vector empty. Let's see how to do this with a single line solution.

// Create a vector
let vector = vec![0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 8.0, 9.0];

// Delete every single element
vector.retain(|_element| false);

Done!