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EXCEL VBA MACROS EXERCISES▼
Excel VBA Macros | Looping over collections exercise | Elmer - colouring cells
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When you open the file above, you should see Elmer the elephant. It's worth noting that this picture has nothing whatsoever to do with this exercise!
Elmer is a playful but responsible elephant - here seen with his duck
Create a macro to colour (say) A1:J10 at the top left of the worksheet in random colours from 1 to 32.
Use a line which sets the Interior.ColorIndex property of each cell in the range to Int(math.rnd()*32)- and ask your trainer to explain this if it doesn't make sense!
Here is what the worksheet should look like after you run your macro:
This is the effect you should get
If you get the macro working, try nesting it inside another loop so that the pattern is continually redrawn. Here is the outline of the code to do this:
100 times is more than enough to get the idea!
Save this workbook as Elmer pattern, before you do serious damage to your eyes!