I have been reading online and some places say it isn't possible, some say it is and then give an example and others refute the example, etc.    How do I declare a 2 dimensional array in JavaScript? (assuming it's possible)  How would I acc...
I'm trying to create a function that takes in any array and transpose it so that rows turns to  columns and columns to rows.   Not sure what I've done wrong or missing but keep getting this message once the array is pass through....  TypeEr...
I have multiple arrays in a main/parent array like this:  var array = [[1, 17], [1, 17], [1, 17], [2, 12], [5, 9], [2, 12], [6, 2], [2, 12]];   here are the array's for simpler reading:  [1, 17] [1, 17] [1, 17] [2, 12] [5, 9] [2, 12] [6, 2] [2, 1...
I have an array like this:    I would like to group and get the sum of each repetition like this:   AGE270: 9 AGE203: 5 AGE208: 9 ... AGEXXX: n...
I am trying to have fun with my buddy who solved the problem mentioned in 8m 7s, and for me it is already 20m gone. I can't figure out how to handle unlimited nested array in javascript.  The problem is this:  // i will be an array, containing in...
I have two multidimensional arrays:  first is something like (['one','one','three'],['four','five',five'],['one','one','one'])  and the second one is like this (['one','o...
As per the requirement i have to create xhtml dynamically as described below  <ul class="checklist">     <li>         <input type="checkbox" name="level[1]" value="1" onclick="checkAll(this)" id=...
Given 2D Array, where there are 2 sets of array the first set is not aligned properly, there is a space in 1st set, the 1st set should be aligned with second set. Length of the 2sets are same. But in the first set there are empty column comes till th...
I am trying to get a specific field value from a nested array within an object array. I'm assuming I'd use map, but every time I use it in this way I get two empty arrays nested inside two empty objects. I know this is wrong, I'm just sho...
I'm trying to create a 2D array of certain dimensions - 26x2. I'm doing it with 2 for loops. Then I try to change certain element but it changes whole the array column.  Can anybody explain why it happens?    function convertTable() {...

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