Nodejs Array Remove Item remove(item)

Method Source Code

Array.prototype.remove = function(item) {
    var i,//from  w w w  .j a  va2s  .  co m
        len;
    for (i = 0, len = this.length; i < len; i += 1) {
        if (this[i] === item) {
            this.splice(i, 1);
            i -= 1;
        }
    }

    return this;
};

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

console.log('Original array');
console.log(arr);
console.log(arr.length);

console.log('Modified array without removed elements');
console.log(arr.remove(1));
console.log(arr.length);

Related

1. remove(item)

   var sampleArray = [1, 2, 1, 4, 1, 3, 4, 1, 111, 3, 2, 1,'1'];
   Array.prototype.remove = function (item) {
       while (this.indexOf(item) >= 0) {
           this.splice(this.indexOf(item), 1);
       return this;
   };
   console.log(sampleArray.remove(1));
   

2. remove(item)

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

3. remove(item)

   Array.prototype.remove = function(item) {
     var i = $.inArray(item, this);
     if (i === undefined || i < 0) return undefined;
     return this.splice(i, 1);
   };
   

4. remove(item)

   Array.prototype.remove = function (item) {
       if (item == null)
           return;
       var index = -1;
       for (var i = 0; i < this.length; i++) {
           if (this[i] == item) {
               index = i;
               break;
       if (index >= 0)
           this.splice(i, 1);
   };
   

5. remove(item)

   Array.prototype.remove = function(item){
     var index;
     while(1){
       index=this.indexOf(item);
       if (index > -1) {
         this.splice(index, 1);  
           console.log(this);  
       }else{
         break;
   ...
   

6. remove(item)

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

7. remove(item)

   Array.prototype.remove = function(item){
     var i = this.indexOf(item);
     return this.splice(i, 1);
   

8. remove(item)

   Array.prototype.remove = function(item) {
     var index;
     index = this.indexOf(item);
     if (index >= 0) {
       return this.splice(index, 1)[0];
     } else {
       return null;
   };
   ...
   

9. remove(item)

   Array.prototype.remove = function(item) {
       var items = []
       if (arguments.length > 1) {
           items = arguments;
       } else {
           items = [item];
       for (var i = 0; i < items.length; i++) {
           var index = this.indexOf(items[i]);
   ...