index « loop « Javascript Data Type Q&A

1. Javascript for/in loops through properties, not indexes and returns strings    stackoverflow.com

Ok, I have this code:

var room = [ { time: 0, people: 0 } ];

time = 5;
for( var i in room ) {
  if( room[i].time < time ){
  ...

2. Javascript for loop, index variable in function    stackoverflow.com

I'm trying to figure out how to generate functions inside for loop. I have:

for (var i = fir_0_f.length - 1; i >= 0; i--){
  var next = i+1;
  var N ...

3. going through substr with loop and then want to identify the index    stackoverflow.com

Im trying to get the index number of corresponding characters in a string. I mean a loop does make it possible to treat characters in a string like an 'array' of characters ...

4. Javascript for...in seems to only return every other index in array    stackoverflow.com

I have a page (actually, about thirty or so) where I'm trying to change the classname of specific elements based on a querystring variable. Everything works fine except for this part, ...

5. Is concatenating an array to itself faster than looping through the array to create more indexes?    stackoverflow.com

I was just taking a look through the source for the examples on the three.js github page, and I came across this ImprovedNoise class, which is basically a Perlin noise script:

6. How do I identify the corresponding position in a parallel array, if I know the index of the corresponding position in one array?    stackoverflow.com

I have a simple JavaScript program to calculate the winner of an election. I use a FOR loop to assign the total of each candidates votes into a new array called totalVotesArray, ...

7. Javascript loop and build array but variable indexed undefined    stackoverflow.com

dont laugh think im having a long day work blonde moment as im a bit out of practice with JS. Any helped appreciated for what I think is a stupidly simple ...

8. How to iterate over an object in javascript with an unordered index    stackoverflow.com

I'm creating a playlist system where each song has a unique ID. When you add a song to the playlist array, its index is registered as its ID. Normally when looping over ...