I have a small issue with understanding why I'm getting this output.    var arr = ["a", "b", "c", "d", "e", "f"]; arr.splice(2,0,"1"); console.log(arr);    var arr2 = ["a", "b...
I am creating a game that randomly displays circles onto a canvas. The circles objects are added to an array and whenever the player collides with one of them I want to remove that object. Here is my code currently for the collision -       for(var i...
I was working with splice within a nested for loop and I came across a behaviour I could not understand.  var a = [0, 1, 2, 3, 4];  for (b in a) {     console.log(a);     for (c in a) {         console.log(c + '==' + a[c]);         if (c ===...
I've been working for a while on this function but i cannot figure out why even if I'm using .splice() I don't get a modified array. I'm providing the index at which to start changing the array "i", the number of elements to r...
There is a great question on how to split a JavaScript array into chunks.  I'm currently using this for some statistical methods I'm writing and the answer that I'm using is as follows (although I chose not to extend the Array prototype l...
Say I have a document in a mongo DB that looks like this:  {     pages: [         {             elements: [                 {id:1},                 {id:2},                 {id:3}             ]         },         {             elements: [...
In angular2, my HTML is calling removeThisForm in javascript. The event is an object of File Array. For each object in File Array, I generate a form in angular2.  (click)=removeThisForm(event)   In javascript, I am trying to remove the file that is p...
I am using CoffeeScript along with the JS splice function.  My understanding of the JS splice function is that it should return the objects that were spliced out and modify the original array.  This seems to work ok with simple arrays but when I star...
I wanted to splice my array, so I created this snippet of code:   System.log(finalcluster.length); for (i=0; i <= finalcluster.length; i++){     if (finalcluster[i] != undefined ){         System.log(finalcluster[i][0]);         var remove = final...
var arr = ['apples','oranges','pears','grapes'];  for (var i=0; i<arr.length; i++) {   if (arr[i] == 'pears') {     arr.splice(i,0,'limes');   } }   When I try to run this in jsfiddle, the page freez...

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