Nodejs Array Delete by Index deleteItems(ids, filterEmpty = true)

Method Source Code

Array.prototype.deleteItems = function (ids, filterEmpty = true) {
    var result = this.slice();
    if (typeof ids === 'object' && ids.constructor === [].constructor) {

        ids.sort(function (a, b) {
            return b > a;
        }).forEach(function (value) {

            if (filterEmpty) {
                result.splice(value, 1);
            } else {/*from w w w .  ja  va  2  s .com*/
                delete result[value]
            }
            console.log(result);
        });

    }
    console.log(result);
    return result;
};

[1, 2, 3, 4, 5, 6].deleteItems([1, 2, 3], false);

Related

1. delete()

   Array.prototype.delete = function() { 
       var arr = this;
       var todel = arguments[0];
       if(todel && todel instanceof Array) {
           var arraux = [];
           for(var i=0; i<todel.length;i++) {
               arr.some(function(el, j){
                   if(el == todel[i]){
                       arraux.push(j+'');
   ...
   

2. delete(index)

   'use strict';
   Array.prototype.delete = function (index) {
       delete this[index];
       this.splice(index, 1);
       return this;
   };
   

3. deleteAll()

   Array.prototype.deleteAll = function(){
     var arr = this;
     arr.splice(0,arr.length);
   

4. deleteAt(index)

   Array.prototype.deleteAt = function(index) {
     return this.splice(index, 1);
   };
   

5. delete_at(from, to)

   Array.prototype.delete_at = function(from, to) {
     var rest = this.slice((to || from) + 1 || this.length);
     this.length = from < 0 ? this.length + from : from;
     return this.push.apply(this, rest);
   Array.prototype.delete_if = function(matcher){
     for(var i = 0; i < this.length; i++){
       if(matcher(this[i])) {
         this.delete_at(i)
   ...