minimum number of swaps to sort an array javascript

1function minimumSwaps(arr) {
2    let swap = 0
3    for(let i = 0;i<arr.length;i++) {
4        while(arr[i] !== i+1) {
5            let temp = arr[i]
6            arr[i] = arr[temp - 1]
7            arr[temp - 1] = temp
8            swap++; 
9        }
10    }
11    return swap
12
13}
14