Oct 30, 2023 · The versatile Bash for loop does much more than loop around a set number of times. We describe its many variants so you can use them successfully in your own Linux scripts.

Ideally, such a shell invoked as sh would only support those features in the POSIX standard, but by default let some of their extra features through. The C-style for-loop is not a POSIX feature, but may …

Jan 31, 2025 · Explains how to use a Bash for loop control flow statement on Linux / UNIX / *BSD / macOS bash shell with various programming examples.

Nov 17, 2025 · Loops are a fundamental part of programming, and shell scripting is no exception. They allow you to automate repetitive tasks by running a block of code multiple times. You will use loops …

This section covers the use of loops in Bash scripting, including for, while, and until loops. For loops allow you to iterate over a list of items or a range of numbers. They are useful for repeating tasks a …

Dec 1, 2025 · This guide focuses on the for loop in Bash, including its syntax variations, nesting, flow-control statements like break and continue, and practical examples.

echo "Looping ... number $i" done. Try this code and see what it does. Note that the values can be anything at all: do . echo "Looping ... i is set to $i" done. This is well worth trying. Make sure that you …