WebMay 12, 2015 · You can use grep to determine if find found something: read -r a if find . -maxdepth 1 -name "$a" -print -quit grep -q . then echo "You found the file" else echo "You haven't found the file" fi Quitting after the first match ( -print -quit) should improve performance, as Eliah has noted. WebFeb 3, 2024 · Reading Lines From a File: The One-Liner. In Bash, you can use a while loop on the command line to read each line of text from a file and do something with it. Our text file is called “data.txt.” It holds a list of the months of the year. January February March . . October November December. Our simple one-liner is:
Shell Script to Perform Operations on a File - GeeksforGeeks
WebMar 2, 2013 · 1.Use $1 instead of $@ unless you intend to run multiple find/grep to search for multiple patterns. 2.Use find $DIR -type f to find all files instead of find $DIR -iname '*' 3.Avoid piping by using the -exec command line option of find. 4.Do not single quote the command line arguments to your script, this was the main problem with the version ... WebMar 17, 2024 · Login to your Linux machine and open the terminal, navigate to the folder where you want to store the shell script. Shell scripts end with the extension “.sh”. Let’s create our first shell script. Type in touch script.sh Now, this script file is not executable by default, we have to give the executable permission to this file. Type in black friday dictionary
How To Use Find and Locate to Search for Files on Linux
WebShell Script to Check File or Directory. Linux shell script allows users to check and determine if the user input is a file or a directory. To achieve this we are using operators -f and -d. vi check_file_directory. sh # ! / bin / bash echo "Enter the file name: "read file if ... WebJul 26, 2024 · Find all files with a specific string non-recursively The first command example will search for a string stretch in all files within /etc/ directory while excluding any sub-directories: # grep -s stretch /etc/* /etc/os-release:PRETTY_NAME="Debian GNU/Linux 9 (stretch)" /etc/os-release:VERSION="9 (stretch)" WebNov 23, 2010 · the dot in find . means "the current dir you are in" so if your script does some cd , then your find command may be launched in a directory that does not contain any files you are looking for. Please show us the full code of your script, and your operating system version (use command uname -a) black friday diaper bag