Try to print FILE1 to see if it has the value you want, if it is not the problem, here is a simple script (site below): #!/bin/bash file="${@:$OPTIND:1}" if [ -f "$file" ] then echo "$file found." else echo "$file not found." fi http://www.cyberciti.biz/faq/u...
So, to check if a certain file exists on the remote host you can do the following: host='localhost' # localhost as test case file='~/.bash_history' if `echo 'test -f '"${file}"' && exit 0 || exit 1' | ssh -q "${host}" sh`; then #if `echo '[[ -f '"${file}"' ...
In Bash, you can use the test command to check whether a file exists and determine the type of the file.The test command takes one of the following syntax forms: test EXPRESSION [ EXPRESSION ] [[ EXPRESSION ]] Copy If you want your script to be portable, you should prefer using the ...
Here I will show you how to check if a Linux user exists (or does not exist) in a POSIX-compatible shell like Bash or Dash. I will use thegetentcommand along with the/etc/passwdfile for this. Example Bash script: if getent passwd "$username" >/dev/null; then echo "User $username ...
Note:If you need to check if a directory/filedoes not existyou can just add thenot logical operator(!) inside the[operator. For example:if [ ! -d "$directory" ]. Method 2: ThetestCommand To use thetestcommand to check if a directory exists in Bash, you can use the following syntax...
/usr/bin/env bash my_file="${HOME}/.bashrc" if [[ -f "${my_file}" ]]; then echo "File '${my_file}' exists." else echo "File '${my_file}' DOES NOT exist." fi If I execute this script on my computer, I get the following output:...
Use the which command to check if the specified bash command exists.Use which Command 1 2 3 4 5 6 7 if which wget > /dev/null; then echo "wget command exists." else echo "wget command does not exist." fioutput 1 2 3 wget command exists...
Check a file exists 1 2 3 4 5 6 7 1. 2. 3. 4. 5. 6. 7. #!/bin/bashif [[ -e /tmp/adb.log ]]then echo "Exists"else echo "Not Exists"fi 1. Check Empty String 1 2 3 4 5 6 1. 2. 3. 4. 5. 6. if [[ -z "$emptyString" ]]then echo "Empty"else echo "Not...
To check if file exists Hi, I have the below code written. However I am not getting the desired output I am checking if the particular path has file in it. #!/bin/bash ls -l /IRS2/IRS2_ODI/INFILE/*LS* 1>/dev/null 2>/dev/null if then echo $? echo "File Exists" fi ......
To check if a file is empty in a Bash script, you can use the "-s" test, which returns true if the file exists and has a size greater than zero. If you want to check if a file is empty, you would use the "!" (not or negate) operator with "-s" to negate the test. Here...