UnixBash

#oef 11
set hoi.txt "hallo" "hoi" "andreas" "lille"
naam=$1
shift

if [[ -f $naam ]]; then

   tekst=$(cat $naam)
   #echo tekst: $tekst

   for woord in $*
   do
	if  `echo ${tekst} | grep "${woord}" 1>/dev/null 2>&1`
	then 
	   echo "$woord komt voor"
	else
	   echo "$woord komt niet voor"
        fi
   done

else
	echo $naam niet gevonden
fi


#oef 12
set "1"
groep=$1

declare -A data

while IFS=: read user pass uid gid full home shell
do
	#echo -e "$full :\tPseudo: $user UID: $uid GID: $gid Home: $home Shell: $shell"
	data[ "${full}" ]="$gid"
	echo $full ${data[ "$full" ]}
	(( $gid == $groep )) && echo "$full" >t.txt

done < /etc/passwd

echo ${data[ "root" ]}


#oef 13
echo tr A-Z a-z

#oef 14
set a A aaAaA a b d s d dsdkfjam df qd a a a sd d d
declare -A args
for arg in $*
do
	args[ "$arg" ]="a"
done
#enkel afdrukken => de keys afdrukken
for i in "${!args[@]}"
do
  echo "$i"
done

#oef 15