Copy an array

Javascript copy an array

let arr =["a","b","c"];
// ES6 way
const copy = [...arr];

// older method
const copy = Array.from(arr);

Copy an array

// Copy an array
fn main() {
    let arr = ["a","b","c"];
    let mut another = arr.clone();  // make a copy
    println!("copy of arr = {:?} ", another);
    another[1] = "d";          // make a change
    assert_eq!(arr, another);  // panic, no longer equal
}

Copy an Array

let shallowCopy = fruits.slice() // this is how to make a copy
// ["Strawberry", "Mango"]

Source: developer.mozilla.org

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