Web Reference: Mar 17, 2024 · How to use Bash increment and decrement variable to iterate through the "for loop", "while loop" and "until loop" in Bash scripting The most simple way to increment/decrement a variable is by using the + and -operators. This method allows you increment/decrement the variable by any value you want. Here is an example of incrementing a variable within an untilloop: I can't seem to be able to increase the variable value by 1. I have looked at tutorialspoint's Unix / Linux Shell Programming tutorial but it only shows how to add together two variables.
YouTube Excerpt: Need to count loops, track progress, or just
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