Nodejs Array Set set()

Method Source Code

// returns the array as a string with set notation 
// e.g.: [1,2,3] -> {1,2,3}
Array.prototype.set = function () {
    var copy = this.slice();
    copy.sort()//from ww w  .  java  2s .co m
    var result = "{" + copy[0];
    for (var i = 1; i < copy.length; i++)
        result += "," + copy[i];
    result += "}";
    return result;
};

Related

1. set(index, item)

   Array.prototype.set = function(index, item){
     if (index >= this.length){
       this.add(index, item);
     } else {
       this[index] = item;
   

2. set(key,value)

   Array.prototype.set = function(key,value){
     this[key] = value;
   

3. setArray(array)

   Array.prototype.setArray = function (array) {
       this.length = array.length;
       for (var i = 0; i < array.length; i++) {
           this[i] = array[i];
   };
   

4. setItem(value,mode)

   Array.prototype.setItem = function(value,mode)
     var p = this.indexOf(value);
     if(mode == 0)
       mode = (p == -1) ? +1 : -1;
     if(mode == +1) {
       if(p == -1)
         this.push(value);
     } else if(mode == -1) {
   ...