Nodejs Array Remove remove(element)

Method Source Code

//### Problem 2. Remove elements
//*   Write a function that removes all elements with a given value.
//*   Attach it to the array type.
//*   Read about **prototype** and how to attach methods.
///* w ww .j a va2 s .  co m*/
//    var arr = [1,2,1,4,1,3,4,1,111,3,2,1,'1'];
//arr.remove(1); //arr = [2,4,3,4,111,3,2,'1'];


Array.prototype.remove = function(element){
    for(var ind = 0; ind < this.length; ind++){
        if(this[ind] === element){
            this.splice(ind, 1);
            --ind;
        }
    }
    return this;
}

var arr =  [1,2,1,4,1,3,4,1,111,3,2,1,'1'];

console.log(arr.join(', '));
arr.remove(1);
console.log(arr.join(', '));

Related

1. remove(element)

   Array.prototype.remove=function(element)
       var len;
       for(ind=0,len=this.length;ind<len;ind+=1)
           if(this[ind]===element)
               this.splice(ind,1);
               ind-=1;
   ...
   

2. remove(element)

   Array.prototype.remove = function(element) {
     this.splice(this.indexOf(element), 1)
   

3. remove(element)

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

4. remove(element)

   var array = [1, 1, 2, 1, 4, 1, 3, 4, 1, 111, 3, 2, 1, '1'];
   Array.prototype.remove = function (element) {
       if (this.length < 1) {
           console.log("The array object is empty.");
       var found = false;
       for (var i = 0; i < this.length; i++) {
           if (this[i] === element) {
               this.splice(i, 1);
   ...
   

5. remove(element)

   Array.prototype.remove = function (element) {
       var newArr = [];
       for (var i in this) {
           if (this[i] != element) {
               newArr.push(this[i]);
       return newArr;
   var arr = [1, 2, 1, 4, 1, "1", 3, 4, 1, 111, 3, 2, 1, "1"];
   var finalArr = arr.remove(1);
   for (var i in finalArr) {
       document.write(finalArr[i] + "</br>");
   

6. remove(element)

   Array.prototype.remove = function (element) {
       var newArr = [];
       for (var i in this) {
           if (this[i] != element) {
               newArr.push(this[i]);
       return newArr;
   var arr = [1, 2, 1, 4, 1, "1", 3, 4, 1, 111, 3, 2, 1, "1"];
   var finalArr = arr.remove(1);
   for (var i in finalArr) {
       document.write(finalArr[i] + "</br>");
   

7. remove(element)

   var arr = [1, 2, 1, 4, 1, 3, 4, 1, 111, 3, 2, 1, '1'],
       elementToRemove = 1;
   Array.prototype.remove = function (element) {
       var index = this.indexOf(element);
       while (index > -1) {
           this.splice(index, 1);
           index = this.indexOf(element);
   };
   ...
   

8. remove(element)

   Array.prototype.remove = function(element)
       var res = false;
       for (var i = 0; i < this.length; i++) 
           if (this[i] == element) 
               this.splice(i--, 1);
               res = true;
   ...
   

9. remove(element)

   console.log('Problem 2. Remove elements');
   Array.prototype.remove = function (element) {
       while(this.indexOf(element)>=0){
           this.splice(this.indexOf(element),1);
       return this;
   var arr = [1,2,1,4,1,3,4,1,111,3,2,1,'1'];
   console.log(arr);
   ...