A technique to better read values across rows when there are many columns is to render alternate rows with a different background color. In Genero screens, this can be achieved with the alternateRows Presentation Style attribute. In printing, this was historically achieved with the iconic green bar paper. With more modern printers using blank A4 paper, this would mean using ink to render the different background colors and fell out of fashion. In today’s world, reports are rarely physically printed out on paper and more typically viewed on screen, and so the requirement to print alternate rows with a different background color is back in fashion.
A new class RepeatingRegion was added to Genero Report Writer 5.00 that keeps a counter of regions that repeat and can be used to render alternate rows with a different background color.
Read more at
https://4js.com/ask-reuben/ig-250/
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