Nodejs Array Append Item append(item)

Method Source Code

Array.prototype.append = function(item) {
   for (let i = 0; i !== this.length; i++) {
      if (this[i] === null || this[i] === undefined) {
         this[i] = item;/*w  w  w  .j a v  a  2 s. co m*/
         return i;
      }
   }
   return this.push(item) - 1;
};

Related

1. append(ar)

   Array.prototype.append = function(ar) {
     this.length += ar.length;
     for (var i = 0, len = this.length, len2 = ar.length; i < len2; i++) {
       this[len + i] = ar[i];
   };
   

2. append(arr)

   Array.prototype.append = function (arr) {
       if (arr) {
           for (var i = 0; i < arr.length; i++) {
               this.push(arr[i]);
       return this;
   };
   

3. append(array)

   Array.prototype.append = function(array)
     this.push.apply(this, array)
   

4. append(e)

   Array.prototype.append = function(e) {
     this.push(e);
   

5. append(from)

   Array.prototype.append=function(from) {
     this[this.length]=from;
     return this;
   

6. append(item)

   Array.prototype.append = function (item) {
       this.push(item);
       return this;
   };
   

7. append(obj,nodup)

   Array.prototype.append=function(obj,nodup){
     if (!(nodup && this.contains(obj))){
       this[this.length]=obj;
   

8. appendUniqueObj(oneItem)

   Array.prototype.appendUniqueObj = function(oneItem)
     if (!this.contains(oneItem))
       this[this.length] = oneItem;
   

9. append_all(from)

   Array.prototype.append_all=function(from) {
     for(var i=0;i<from.length;i++) {
       this.append(from[i]);
     return this;