Linux Shell script to check if a file exists or not

This script shows if a file exits or not in a given directory. This can be done using either test command or inbuilt commands such as [ or [[ commands

#!/bin/bash

#Author: Surendra Anne(surendra at linuxnix.com)

#Purpose: To check if a file exits or not.

#Date: 2012-07-31

#Modified: ::

read -p "Please enter a file name with full path"

if [ -f $REPLY ]

then

echo "The file $REPLY exists"

else

echo "File not found"

fi

We have [ inbuilt command which will do file/folder checking with. So -f is used to check if a file exits or not.

Save the file as chkfile1.sh and exit it.

Execute the script

Step1:change permissions to execute permissions as below

chmod +x chkfile1.sh

Step2: Executing shell script

bash chkfile1.sh


Please comment your thoughts on this.