Nodejs Array Remove removeEmpty()

Method Source Code

Array.prototype.removeEmpty = function () {
  for (var i = 0; i < this.length; ++i) {
    if (this[i].replace(/^\s*$/, "") === "") {
      this.splice(i--, 1);//from   w w  w.java  2s .c om
    }
  }
  return this;
};

Related

1. remove(fn, v)

   Array.prototype.remove = function(fn, v) { 
       var self = this;
       var isFN = typeof(fn) === 'function';
       var isV = v !== undefined;
       var arr = [];
       for (var i = 0, l = self.length; i < l; i++) {
           if (isFN) {
               if (!fn.call(self, self[i], i)) {
                   arr.push(self[i]);
   ...
   

2. remByVal(val)

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

3. removeByKey(index)

   Array.prototype.removeByKey = function(index) {
     var numToRemove = 1;
     return this.splice(index, numToRemove);
   };
   

4. removeElement()

   Array.prototype.removeElement = function()
       var what, a = arguments, L = a.length, ax;
       while(L && this.length){
           what= a[--L];
           while((ax= this.indexOf(what))!= -1){
               this.splice(ax, 1);
       return this;
   };
   

5. removeElementByProperty(chave,obj)

   Array.prototype.removeElementByProperty = function(chave,obj) {
       var i = this.length;
       while (i--) {
         if (angular.equals(this[i][chave], obj)) {
             this.splice(i,1);
   };
   

6. removeEmpty()

   Array.prototype.removeEmpty = function() {
     var cleanArray = this.filter(function(n) {
         return (n !== undefined && n !== null && n !== '');
     });
     return cleanArray;
   };
   

7. removeMultiple(values)

   Array.prototype.removeMultiple = function(values)
     for (var i = 0; i < values.length; i++)
       this.splice(this.indexOf(values[i]), 1);
       i--;
   

8. removeNegatives()

   Array.prototype.removeNegatives = function() {
     var negCount = 0;
     for (var index = 0; index < this.length; index++) {
       if(this[index] >= 0){
         this[index - negCount] = this[index];
       } else {
         negCount++
     this.length = this.length-negCount;
   array2 = [-1,2.4,-3.1,4,-5.0,-6];
   array2.removeNegatives();
   console.log(array2);
   

9. removeRange(start, end)

   Array.prototype.removeRange = function(start, end){
     this.splice(start, end-start);