Nodejs Array Remove remove(element)

Method Source Code

Array.prototype.remove = function(element) {
    var i, len = this.length;
    for(i = 0; i < len; i += 1){
        if(this[i] === element){
            this.splice(i ,1);/* w  w  w.  j  ava  2  s .co m*/
            i -= 1;
        }
    }

    return this;

}


var arr = [2, 3, 1, 4, 5, 1];
console.log('The array before remove: ' + arr.join(','));


arr.remove(1);
console.log('The array after remove the number 1: ' + arr.join(','));

Related

1. remove(element)

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

2. remove(element)

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

3. remove(element)

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

4. remove(element)

   Array.prototype.remove = function(element) {
       return this.filter(function(item) {
           return item !== element;
       });
   };
   var arr = [1, 2, 1, 4, 1, 3, 4, 1, 111, 3, 2, 1, '1'],
       result = arr.remove(1);
   console.log(arr);
   console.log(result);
   ...
   

5. remove(element)

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

6. remove(element)

   var arr = [];
   Array.prototype.remove = function(element){
       for(var el in arr){
           if(arr[el] === element){
                 arr.splice(el,1);
       return arr;
   function removeElements(){
        arr = [1,2,1,4,1,3,4,1,111,3,2,1,'1'];
       var target = parseInt(document.getElementById('input-task2').value);
       arr = arr.remove(target);
       document.getElementById('result-task2').textContent = arr.join(', ');
   

7. remove(element)

   Array.prototype.remove = function(element) {
     var i = this.indexOf(element);
     if (i != -1) {
       this.splice(i, 1);
       return true;
     return false;
   };
   

8. remove(element)

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

9. remove(element)

   Array.prototype.remove = function (element) {
       var result = [],
           index,
           len;
       for(index = 0, len = this.length; index < len; index += 1) {
           if (this[index] !== element) {
               result.push(this[index]);
       return result;
   };
   var arr = [1,2,1,4,1,3,4,1,111,3,2,1,'1'];
   console.log(arr.remove(1));