5.6 My Slice created by smillaraaq - https://repl.it/HEZ7/1

5.6 My Slice.js

function mySlice (arr,begin,end) {
    var newArr = [];
    var start = (begin)?begin:0;
    start = (begin<0)?arr.length+begin:start;
    var terminate = (end)?end:arr.length-1;
    for (let i = start ; i <= terminate ; i++){
        newArr.push(arr[i]);
    }
    return console.log(newArr);
}
mySlice([1,2,3])    // => [1,2,3]
mySlice([1,2,3], 1)    // => [2,3]
mySlice([1,2,3], 1, 2)    // => [2]
mySlice([1,2,3], -1)    // => [3]