/media/sda-magnetic/david/Extern-Magnetic-2022-06-29/Extern01/Dokumente-2020-11-16/disk10-ab-2020-01-10/02-debian-pc2-work/informatik/bash-programming/lex-yacc-bash-etc/bash0021.sh

#!/bin/bash

# Dies ist ein Kommentar

echo "Hallo Welt"

var1=Hallo
var2="Hallo Welt"

echo $var1
echo $var2

if [ $var1 == $var2 ]
then 
  echo $var1
else 
  echo $var2
fi

while [ $var1 == $var2 ]
do
  echo $var1
done 

for var3 in "Hallo " "Welt " "sagt " "David " "Vajda"
do 
  echo $var3
done 

typeset -i i=5

i=$(( 4 ))
i=$(( 4+4 ))

while [ $i -le 50 ]
do 
  echo $i
  i=$(( $i+1 ))
done 

usradd
usrmod
usrdel
newgrp
grpdel
grpmod
grpadd
info
data
ls
ln
chfn
chsh
passwd
pwd
man
exit 
mmv
mv
cp
mkdir
touch 
unlink
cd
rmdir 
rm