Loops are one of the fundamental concepts of programming languages. Loops are handy, if you want to run series of commands over and over again, until a certain condition is reached. In scripting languages such as Bash, loops are useful for automating repetitive tasks. There are 3 basic loop constructs in Bash scripting, for loop, while loop, and until loop. This tutorial explains the basics of while loops in Bash as well as the break and continue statements to alter the flow of a loop.
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