Thanks, that's exactly what i was looking for, ill try it out tomorrow.
On Tuesday, August 13, 2013 10:10:06 PM UTC+1, asgallant wrote:
>
> There's no built-in way to use column ID's to get data from the DataTable
> (you have to parse the table to find the index of a column with the given
> ID; not difficult, but it is an extra step). If your cumulative function
> can take a parameter for the column number, then you can use a method like
> this to create your calculated columns:
>
> dataview.setColumns([1, 2, {
> calc: function (dt, row) {
> return sum(dt, row, 1);
> },
> type: 'number',
> label: 'Foo :: Total Distance'
> }, {
> calc: function (dt, row) {
> return sum(dt, row, 2);
> },
> type: 'number',
> label: 'Bar :: Total Distance'
> }]);
>
> On Tuesday, August 13, 2013 3:56:00 PM UTC-4, James Patrick-Evans wrote:
>>
>> Copying the playground code messed up, here's the full version:
>> http://pastebin.com/q8Rxhut0
>>
>
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