2025-07-18 ...before ...bash20250703.sh

#!/bin/bash

# (C) David Vajda
# 2025-07-03
# Bash script excersize

firstname="David"
lastname="Vajda"

if [[ "$1" == "$firstname" && "$2" == "$lastname" && -z "$3" ]]
then
    echo "that's me!"
elif [[ "$1" == "$firstname" && -z "$2" ]]
then
    echo "maybe that's me"
else
    echo "hallo welt"
    i=0
    while  [ $i -lt 10 ]
    do
        echo "Hallo zum $(($i+1)).!"
        i=$(($i+1))
    done
    M=(A B C D)
    M+=(1 2 3 4)
    i=0
    while [ $i -lt 8 ]
    do
        echo "${M[$i]}"
        i=$(($i+1))
    done
    for s in "${M[@]}"
    do
        echo "$s"
    done
    l=$(ls)
    i=0
    for s in $l
    do
        echo "$s"
        i=$((($i+1)%8))
        if [ $i -eq 0 ]
        then
            break
        fi
    done
    /bin/bash "$0" "$firstname" "$lastname"
    /bin/bash "$0" "$firstname"
fi