JavaScript 算法 2_1 选择排序

function selectSort(arr){
    for (let i = 0; i < arr.length; i++) {
        for (let j = i ; j < arr.length; j++){
            if (arr[i] > arr[j]) {
                let tem = arr[i];
                arr[i] = arr[j];
                arr[j] = tem;
            }
        }
    }
}