Nodejs Array Range range(start,end)

Method Source Code

Array.prototype.range = function(start,end){
   return Array.apply(null, Array(end-start+1)).map(function (_, i){
       // http://stackoverflow.com/a/10050831/3345926
       return start+i;
   });/*from   w  ww.jav a2  s  .  c  o m*/
};

Related

1. range(from, to)

   Array.prototype.range = function(from, to) {
     var result = []
     while (from <= to)
       result.push(from++)
     return result
   

2. range(from, to)

   Array.prototype.range = function(from, to) {
     var i, result = [];
     for (i = from; i<= to; i++) {
       result.push(i);
     return result;
   };
   console.log([].range(1, 10));
   

3. range(start, count)

   Array.range  = function(start, count) {
     var arr = [],
         val = start;
     while(count > 0) {
       arr.push(val);
       count--;
       val++;
     return arr;
   ...
   

4. range(start, end)

   Array.range = function (start, end) {
     var a = [], i;
     for (i = start; i < end; i += 1) {
       a[i] = i;
     return a;
   

5. range(start, end)

   Array.prototype.range = function(start, end) {
       var result = [];
       for (var i = start; i <= end; i++) {
           result.push(i);
       return result;
   

6. range(start,end,step)

   Array.prototype.range = (start,end,step)=>{
       const stepVal = step || 1
       const set = new Set()
       for (var i=start;i<=end;i=i+stepVal){
           set.add(i)
       return [...set]
   Set.prototype.union = function (set) {
   ...
   

7. rangeArray(startIndex, endIndex)

   Array.prototype.rangeArray = function (startIndex, endIndex) {
     var arr = []
     for(var i=startIndex; i<endIndex; i++) {
       arr.push(i);
     return arr;