js-algorithms/algorithm3.html at master · klink/js-algorithms · GitHub

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<!DOCTYPE html>
<html>
<body>


<script>
    //https://www.freecodecamp.org/learn/javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/seek-and-destroy
    //You will be provided with an initial array (the first argument in the destroyer function), followed by one or more arguments. Remove all elements from the initial array that are of the same value as these arguments.

/* Solution #1 with for cycle
function destroyer(arr) {
    for (var i=1; i<arguments.length; i++) {
        if (arr.indexOf(arguments[i]) > 0)  {
            arr.splice(arr.indexOf(arguments[i]),1)
        }
    }
return arr;
}
*/
function destroyer(arr) {
    var newArgs = Array.from(arguments).slice(1);
   return arr.filter(x=> (newArgs.indexOf(x) < 0));

}

//tests

console.log(destroyer([1, 2, 3, 1, 2, 3], 2, 3));
console.log(destroyer(["tree", "hamburger", 53], "tree", 53));
console.log(destroyer([2, 3, 2, 3], 2, 3));


</script>

</body>
</html>