The selected value is sent from the JavaScript and the following happens:
- Get the content of the "poll_result.txt" file
- Put the content of the file in variables and add one to the selected variable
- Write the result to the "poll_result.txt" file
- Output a graphical representation of the poll result
The Text File
The text file (poll_result.txt) is where we store the data from the poll.
It is stored like this:
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