/media/sda-magnetic/david/Dok-15-2023-11-27/fernuni-hagen/cs-i-ii/old-cs-2-01/informatik2/lex-yacc-bash-etc/bash0025.sh

#!/bin/bash

# Dies ist ein Kommentar

echo "Hallo Welt"

var1="Hallo Welt"
var2=Hallo

echo $var1
echo $var2

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

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

for var3 in "a " "b " "c "
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
usrdel
usrmod
grpadd
grpdel
grpmod
newgrp
id
passwd
pwd
exit
echo 
ln
ls
cat
cut
diff
comm
mv
mmv
mkdir
cd
rm
rmdir
unlink
touch 
date
info 
man
blkid
basename