We will try the method of looping through the directories or files to have a better idea of its work. For that, let us first check for the version of the bash we are having right now because the version should be updated to use the loop. To check the version of bash we will run ...
Some useful BASH for loop examples has been mentioned in this article. Syntax of for loop: # loop through a list for value in list do commands done # loop specified values for value in file1 file2 file3 do commands done # loop through strings resulting from a command for value in $(...
You can accomplish that by iterating a second list based on your first list through nested loops. This gets a little hard to follow when you're doing it as a one-liner, but it can definitely be done. Your nestedforloop gets executed on every iteration of the parentforloop. Be sure to...
mv "$file" "${file// /_}" done Now let us understand the above loop statement. The first line of the expression creates a for loop and repeats it through the list of files that have space in their name. The first expression will generate the list, while the second line subsequently ...
In this article, we will cover the basics of for loops in Bash and show you how to use the break and continue statements to alter the flow of a loop.
In this tutorial, I'm going to walk you through the following: The syntax of the while loop Multiple examples of the while loop So let's start with the first one. How to use the while loop in bash Like any other loop, while loop does have a condition statement and the condition is...
Additionally, we can include a value at the end of the range that is going to cause thefor loopto iterate through the values in incremental steps. The following bash script prints the values between 1 and 7 with 2 incremental steps between the values starting from the first value. ...
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path is set to the directory where the files are located, while fName will store each file name through the directory. If Right(path, 1) <> “\” Then path = path & “\” checks if the path ends with a “\” character. If not, it appends it to the end of the path string. ...
Bash Redirection Explained With Examples The functionality of thewhileloop is similar toforloop. Theforloop iterates over a list of items and runs the block of code N a number of times. Here in thewhileloop, the condition is evaluated first, and if the condition is true, the block of co...