You got to love management, they can never make their minds up on what they want.
I'm currently working on a asp.net project using a datagridview that acts for the most part like a spreadsheet. What I have to do now is update all the values in the table from the selected date, hour, min, max and cost forward. There are 7 days worth of data in the table, when the user alters either the min, max or cost I need all the values in that field from that point onward to have the new altered value.
Here's an example:
In hour 10 of the day the user want to increase the max from 5 to 19, the min stays the same and so does the cost. Mind you any or all of these values could change. The only once that will remain as-is is the Date and Hour field: