shell-scripting-tutorial/userexists.sh at FOTV · techarkit/shell-scripting-tutorial · GitHub

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#!/bin/bash
##Purpose: Check given user Exits Or Not 
##Date: 27th Oct 2016
##Author: Ankam Ravi Kumar
##WebSite: https://arkit.co.in
echo -e "Please Enter User name you want check: \c"
grep $user /etc/passwd > /dev/null
if [ $? -eq 0 ]; then
grep $user /etc/passwd 
echo "$user Exists in this Machine"
echo "$user does not exists"