Refer to Columns in other Data Table using Formula in Column Names
I have a data table with column names having xy coordinates embedded in them. something like "delay [x,y]"
I'd like to use a list of [x,y] (attached) to construct the column names so I can refer to a specific column in that table.
When I tried to do subtractions referring to the column using dt:name() it errored out "Name arg must be quoted string". Any suggestions?
list=xy<< get column names(
...