/media/sda-magnetic/david/Dokumente-15/fernuni-hagen/cs-i-ii/old-cs-2-03/bash-programming/lex-yacc-bash-etc/bash0024.sh

#!/bin/bash 

# Dies ist ein Kommentar

echo "Hallo Welt"

var1=Hallo
var2="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 "1 " "2 " "3 "
do
  echo $var3
done

typeset -i i=3
i = $(( 4 ))
i = $(( 4+4 ))

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

usradd
usrdel
usrmod
grpadd
grpdel
grpmod
newgrp
passwd
id
pwd
exit
echo 
date 
mmv
mv
cut
diff 
comm
ln 
ls 
mkdir
rmdir 
rm
unlink
chdir 
blkid 
touch 
basename