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master 1.6
Olli Graf 2 days ago
parent
commit
815a66d808
  1. 2
      arrays/.gitignore
  2. 17
      arrays/access.sh
  3. 11
      arrays/append.sh
  4. 10
      arrays/associative_array.sh
  5. 10
      arrays/create.sh
  6. 14
      arrays/declare.sh
  7. 41
      arrays/iterate.sh
  8. 9
      arrays/length.sh
  9. 16
      arrays/merge.sh
  10. 34
      arrays/power.sh
  11. 11
      arrays/remove.sh
  12. 6
      arrays/slice.sh
  13. 22
      arrays/sort.sh
  14. 1
      teil24/.gitignore
  15. 70
      teil24/parseargs.sh

2
arrays/.gitignore

@ -1,2 +0,0 @@
*.bak

17
arrays/access.sh

@ -1,17 +0,0 @@
#! /usr/bin/bash
# File: access.sh
# Array of numbers
fib=(0 1 2 3 5 8)
#Array of Strings
family=("Marge","Homer","Bart","Lisa","Maggie")
# outputs only element 0
echo "fib=${fib}"
# output the whole array
echo "fib=${fib[@]}"
#output element by index
echo "fib[4]=${fib[4]}"

11
arrays/append.sh

@ -1,11 +0,0 @@
#! /usr/bin/bash
family=("Marge" "Homer" "Bart" "Lisa" "Maggie")
echo "Länge family,vorher: ${#family[@]}"
family+=(Herb) # Element anfügen.
echo "family=${family[@]}"
echo "Länge family,nachher: ${#family[@]}"

10
arrays/associative_array.sh

@ -1,10 +0,0 @@
#! /usr/bin/bash
declare -A family
family=([father]="Homer" [mother]="Marge" [son]="Bart" [daughter]="Lisa" [baby]="Maggie")
echo "Iterating through associative array using while loop:"
while IFS= read -r key && IFS= read -r value <&3; do
echo "Key: $key, Value: $value"
done < <(printf '%s\n' "${!family[@]}") 3< <(printf '%s\n' "${family[@]}")

10
arrays/create.sh

@ -1,10 +0,0 @@
#! /usr/bin/bash
# File: create.sh
a1=(0 1 2 3 4)
family=("Marge" "Homer" "Bart" "Lisa" "Maggie")
echo "a1=${a1[@]}"
echo "family=${family[@]}"
echo "Länge family: ${#family[@]}"

14
arrays/declare.sh

@ -1,14 +0,0 @@
#! /usr/bin/bash
# File: declare.sh
declare -a sbc
sbc[0]="Raspberry Pi"
echo "Länge sbc: ${#sbc[@]}"
echo "sbc=${sbc[@]}"
sbc[1]="Orange Pi"
echo "Länge sbc: ${#sbc[@]}"
echo "sbc=${sbc[@]}"
sbc[2]="Banana Pi"
echo "Länge sbc: ${#sbc[@]}"
echo "sbc=${sbc[@]}"

41
arrays/iterate.sh

@ -1,41 +0,0 @@
#! /usr/bin/bash
# File: iterate.sh
# Array of numbers
fib=(0 1 2 3 5 8)
#Array of Strings
family=("Marge" "Homer" "Bart" "Lisa" "Maggie")
# Einfache for Schleife
for name in "${family[@]}"
do
echo "for: name=${name}"
done
echo "---"
# C-ähnliche Schleife im Index
len=${#family[@]}
for ((i=0;i < len; i++));do
echo "for-i: name=${family[i]},i= ${i}"
done
echo "---"
# while Schleife
counter=0
while [ ${counter} -lt ${len} ]; do
echo "while: name=${family[counter]},counter=${counter}"
((counter++))
done
echo "---"
# until Schleife
counter=0
until [ $counter -ge $len ]; do
echo "until: ${family[counter]}"
((counter++))
done

9
arrays/length.sh

@ -1,9 +0,0 @@
#! /usr/bin/bash
# File: length.sh
a1=(0 1 2 3 4 5)
family=("Marge" "Homer" "Bart" "Lisa" "Maggie")
echo "Größe family: ${#family[@]}"
echo "Größe a1: ${#a1[@]}"

16
arrays/merge.sh

@ -1,16 +0,0 @@
#! /usr/bin/bash
family=("Marge" "Homer" "Bart" "Lisa" "Maggie")
neighbours=("Ned" "Maude" "Todd" "Rod")
echo "family=${family[@]}"
echo "Länge family: ${#family[@]}"
echo "neighbours=${neighbours[@]}"
echo "Länge neighbours: ${#neigbours[@]}"
merged=(${family[@]} ${neighbours[@]})
echo "merged=${merged[@]}"
echo "Länge merged: ${#merged[@]}"

34
arrays/power.sh

@ -1,34 +0,0 @@
#! /usr/bin/bash
# Datei: power.sh
declare -A power
# 1. Zeile (Orange Pi Zero 2W), x-Index: 0
power[0,0]="Orange Pi Zero 2W"
power[0,1]="1,014"
power[0,2]="1,99"
# 2. Zeile (Banana Pi BPI-F3) x-Index: 1
power[1,0]="Banana Pi BPI-F3"
power[1,1]="3,6"
power[1,2]="6,8"
# 3. Zeile (Raspberry Pi 16GB), x-Index: 2
power[2,0]="Raspberry Pi 16GB"
power[2,1]="2,25"
power[2,2]="8,0"
# 4. Zeile (Radxa Zero), x-Index: 3
power[3,0]="Radxa Zero"
power[3,1]="-"
power[3,2]="-"
# 2. Spalte: Stromaufnahme Leerlauf
printf "%-25s %-10s %-10s\n" "SBC" "idle" "load"
for ((x=0; x<4; x++))
do
printf "%-20s %-10s %-10s\n" "${power[${x},0]}" "${power[${x},1]}W" "${power[${x},2]}W"
done

11
arrays/remove.sh

@ -1,11 +0,0 @@
#! /usr/bin/bash
family=("Marge" "Homer" "Bart" "Lisa" "Maggie")
echo "Länge family,vorher: ${#family[@]}"
unset family[2]
echo "family=${family[@]}"
echo "Länge family,nachher: ${#family[@]}"

6
arrays/slice.sh

@ -1,6 +0,0 @@
#! /usr/bin/bash
family=("Marge" "Homer" "Bart" "Lisa" "Maggie")
echo "Kinder: ${family[@]:2:4}"
echo "Eltern: ${family[@]:0:2}"

22
arrays/sort.sh

@ -1,22 +0,0 @@
#! /usr/bin/bash
family=("Marge" "Homer" "Bart" "Lisa" "Maggie")
neighbours=("Ned" "Maude" "Todd" "Rod")
echo "family=${family[@]}"
echo "Länge family: ${#family[@]}"
echo "neighbours=${neighbours[@]}"
echo "Länge neighbours: ${#neigbours[@]}"
merged=(${family[@]} ${neighbours[@]})
echo "merged=${merged[@]}"
echo "Länge merged: ${#merged[@]}"
# sorting the merged array
sorted=($(printf "%s\n" "${merged[@]}" | sort -n))
echo "sorted=${sorted[@]}"

1
teil24/.gitignore

@ -1 +1,2 @@
*.bak

70
teil24/parseargs.sh

@ -1,70 +0,0 @@
#!/bin/bash
display_help() {
echo "Usage: ${0} [options]"
echo "Options:"
echo " -h, --help Show this help message"
echo " -v, --verbose Enable verbose mode"
echo " -f, --file <file> Specify a file"
echo " -n, --number <num> Specify a number (default: 42)"
}
# Universelle Parameterparser-Funktion
parse_args() {
POSITIONAL=()
while [[ $# -gt 0 ]]; do
case "$1" in
-h|--help)
display_help "$@"
exit 0
;;
-v|--verbose)
VERBOSE=true
shift
;;
-f|--file)
if [[ -z "$2" || "$2" == -* ]]; then
echo "Error: --file requires a non-empty argument."
exit 1
fi
FILE="$2"
shift 2
;;
-n|--number)
if [[ -z "$2" || "$2" == -* ]]; then
echo "Error: --number requires a non-empty argument."
exit 1
fi
NUMBER="$2"
shift 2
;;
--) # Explicit end of options
shift
break
;;
-*) # Unknown option
echo "Error: Unknown option $1"
exit 1
;;
*) # Positional argument
POSITIONAL+=("$1")
shift
;;
esac
done
set -- "${POSITIONAL[@]}" # Restore positional parameters
# Defaults
VERBOSE="${VERBOSE:-false}"
NUMBER="${NUMBER:-42}"
}
# Aufruf der Funktion mit allen Skriptargumenten
parse_args "$@"
# Beispielnutzung
echo "Verbose mode: $VERBOSE"
echo "File: ${FILE:-<not set>}"
echo "Number: $NUMBER"
echo "Positional arguments: $@"
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