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16 Feb 2006 Explains how to find out if a file exists or not under a Linux / UNIX bash shell. Please note that the [[ works only in Bash, Zsh and the Korn shell, and is more powerful; Use the -ef primitive with the [[ new test command:
18 Nov 2013 UNIX / Linux Korn shell if command syntax and examples - learn how to FILE=/etc/passwd DIR=/tmp/foo # ! means not # if file does exists if [ !
Check if file exist in ksh I wonder why the below tiny script is now working. I created dfFile under /data directory but script does not print the expressions in if statement. #!/bin/ksh DATAFILE="/data/dfFile" echo $DATAFILE #df -h>/data/dfFile if [[ -e DATAFILE ]] then echo "sa" Checking if file exists in ksh.
20 Apr 2012 This article describes how to check check if a text file exist or not The following command will tell if a text file called /etc/hosts exists or not
22 Sep 2010 -d FILE FILE exists and is a directory -e FILE FILE exists -f FILE FILE exists and The test command returns a zero value if the test succeeds or 1 otherwise. If you have the test binary installed or ksh has a matching built-in
Item, Description. -a File, True, if the specified file is a symbolic link that points to another file that does exist. -b File, True, if the specified file exists and is a block
I want to check if file exists are not in a Korn shell, but not able to get a proper documentation for that. I have the following code that checks if file
I am trying to delete a file if it exists but I keep getting the following error: "[-f: not found [No such file or directory]" Is the syntax.
Returns true if -e. file exists. -a. file exists. This is identical in effect to -e. echo "Input" | show_input_type # PIPE # This example courtesy of Carl Anderson. used to check whether the stdin [ -t 0 ] or stdout [ -t 1 ] in a given script is a terminal.
Hi, I'm trying to write a bit of code that will check if a file exists and then EDIT* I'm scripting in KSH. Here are more shell test conditions:.
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