how to display the sum of the columns in the new column

haanssim · Post by **haanssim** » Tue Dec 09, 2014 1:48 am

i have two field "timestart" and "timeend"
how to display the sum in the new column?
i don't know how to write the codes and where i write the codes (client scripts or server scripts).

mobhar · Post by **mobhar** » Tue Dec 09, 2014 9:29 am

Then you need to learn PHP code first. Just try it by yourself first. Post your code for discussion.

danielc · Post by **danielc** » Tue Dec 09, 2014 11:37 am

See this topic for reference, http://www.hkvforums.com/viewtopic.php?f=4&t=35979.