Nodejs Utililty Methods Array Without

Array.prototype.without = function() {
  var args = $A(arguments);
  return this.select(function(value) {
    return !args.include(value);
  });
};

Array.prototype.without = function(ar) {
  var results = [];
  for (var i = 0, len = this.length; i < len; i++) {
    var found = false;
    for (var j = 0, len2 = ar.length; j < len2; j++) {
      if (this[i] === ar[j]) {
        found = true;
        break;
    if (!found) {
      results.push(this[i]);
  return results;
};

Array.prototype.without = function(ar) {
  var results = [];
  for (var i = 0, len = this.length; i < len; i++) {
    if (ar.indexOf(this[i]) < 0) {
      results.push(this[i]);
  return results;
};
...

Array.prototype.without = function(index){
  var part1 = index > 0 ? this.slice(0,index) : []
  var part2 = this.slice(index+1)
  return part1.concat(part2);
};

Array.prototype.without = function (key, value) {
    return this.filter(function (e) {
        return e[key] != value;
    });

Array.prototype.without = function(other) {
  var result = [];
  for(var i = 0; i < this.length; i++)
    if(!other.has(this[i]))
      result.push(this[i]);
  return result;
};