/media/sda-magnetic/david/Dok-15-2023-11-27/informatik/z80-and-co-2024-03-13/bash20240309.sh

#!/bin/bash

if [[ "$1" == "David" && "$2" == "Vajda" ]]
then
    echo "Das bin ich"
elif [[ "$1" == "David Vajda" && -z "$2" ]]
then
    echo "Das bin ich"
elif [[ "$1" == "David" && -z "$2" ]]
then
    echo "Das koennte ich sein"
elif [[ "$1" == "Vajda" && -z "$2" ]]
then
    echo "das koennte ich sein"
elif [ -n "$1" ]
then
    echo "das bin ich nicht"
else
    i=0
    while [ $i -lt 10 ]
    do
        echo "Hallo zum $(($i+1))."
        i=$(($i+1))
    done
    a=(Aber hallo sage ich)
    a+=(Genau das sage ich)
    i=0
    while [ $i -lt 8 ]
    do
        echo "${a[$i]}"
        i=$(($i+1))
    done
    for s in "${a[@]}"
    do
        echo "$s"
    done
    echo "Hallo Welt"
    l=$(ls)
    for s in $l
    do
        echo "$s"
    done
fi