Nodejs Array Pop popN(numToPop)

Method Source Code

Array.prototype.popN = function(numToPop) {
   if(!numToPop) numToPop = 0;
   var i = 0;/*from w ww .  j a va  2 s  .c om*/
   while(i < numToPop) {
      this.pop();
      i++;
   }
}

Related

1. pop()

   Array.prototype.pop = function () {
      return this.splice(this.length - 1, 1)[0];
   };
   

2. pop()

   var a = ['a', 'b', 'c'];
   var c = a.pop(); 
   Array.prototype.pop = function () {
       return this.splice(this.length - 1, 1);
   };
   var d = ['a', 'b', 'c'];
   var e = d.pop();
   console.log('e : ' + e); 
   

3. pop()

   Array.prototype.pop = function () {
     var last = this[this.length-1];
     this.length = this.length-1;
     return last;
   

4. pop()

   Array.prototype.pop = function() {
     returnValue = this[this.length-1];
     this.length--;
     return returnValue;
   };
   

5. popMe()

   Array.prototype.popMe = function () {
     var popped = this[this.length-1];
     this.splice(-1, 1);
     return popped;
   

6. _pop();

   Array.prototype._pop = Array.prototype.pop;
   Array.prototype.pop = function() {
       var tmp = this._pop();
       this._pop();
       return tmp;
   };
   function codeEvalExecute(line)
       var output = "";
   ...