Nodejs Array Remove Object remove(x)

Method Source Code

// test for array remove
// note: array.remove does not exist in the JavaScript standard
Array.prototype.remove = function(x) { 
  var idx = this.indexOf(x);
  if (idx<0) return; // not in array
  var l = this.length;
  for (var i=idx+1;i<l;i++)
    this[i-1]=this[i];/*from ww w  . ja  v  a  2s . c o m*/
  this.pop(); // pop off the old value
} 

var a = [1,2,4,5,7];

a.remove(2);
a.remove(5);

result = a.length==3 && a[0]==1 && a[1]==4 && a[2]==7;

Related

1. remove(value)

   Array.prototype.remove = function(value)
     for (var i = 0; i < this.length; i++)
       if (this[i] == value)
         this.splice(i, 1);
         return;
   

2. remove(values)

   Array.prototype.remove = function(values){
     return this.filter(function(v){
       if(sb.typeOf(values) !='array'){
         return v != values;
       } else {
         return !values(v);
     });
   };
   ...
   

3. remove(what)

   Array.prototype.remove = function(what) {
      var index = this.indexOf(what);
      if (index !== -1) {
         this.splice(this.indexOf(what), 1);
      return this;
   

4. remove(x)

   Array.prototype.remove = function (x) {
     var keepers = [];
     for (var i = 0; i < this.length; i += 1) {
       if (this[i] !== x) {
         keepers.push(this[i]);
     return keepers;
   };
   ...
   

5. remove(x)

   'use strict';
   var someArray = [1, 2, 3];
   Array.prototype.remove = function(x) {
     for(let i = 0; i < this.length; i++) {
       if(this[i] === x) {this.splice(i, 1);}
     return this;
   };
   someArray.remove(2);
   ...
   

6. remove(x)

   Array.prototype.remove = function(x){
     this.splice(this.indexOf(x), 1);
   function clone(object){
     var c = {};
     for(var attribute in object){
       c[attribute] = object[attribute];
     return c;
   ...
   

7. remove(x)

   Array.prototype.remove = function(x) {
       var i;
       for (i = 0; i < this.length; i += 1) {
           if (this[i] === x) {
               this.splice(i, 1);
               i -= 1;
   var arr = [1, 2, 1, 4, 1, 1, 3, 4, 1, 111, 3, 2, 1, '1'];
   arr.remove(1);
   console.log(arr.join(', '));
   

8. remove(x)

   Array.prototype.remove = function(x) {
       var i;
       for (i = 0; i < this.length; i += 1) {
           if (this[i] === x) {
               this.splice(i, 1);
               i -= 1;
   var arr = [1, 2, 1, 4, 1, 1, 3, 4, 1, 111, 3, 2, 1, '1'];
   arr.remove(1);
   console.log(arr.join(', '));
   

9. removeByObj(obj)

   Array.prototype.removeByObj = function(obj) {
     for(var i = 0 ; i < this.length ; i++) {
       if(this[i] === obj) {
         this.splice(i,1);
         return;
     console.trace("[removeByObj] failed for " + obj);
   };
   ...