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BASH Indirect Reference
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#!/usr/bin/env bash | |
table_row_0=("Planet" "Size" "Distance") | |
table_row_1=("Mercury" 4879 "55") | |
table_row_2=("Venus" 12103 "108") | |
table_row_3=("Earth" 12735 "150") | |
table_row_4=("Mars" 6772 "228") | |
table_row_5=("Jupiter" 138346 "778") | |
table_row_6=("Saturn" 114632 "1433") | |
table_row_7=("Uranus" 50532 "2872") | |
table_row_8=("Neptune" 49105 "4495") | |
for (( num=0; num<9; num++ )) | |
do | |
planet_name="table_row_$num[0]" | |
planet_size="table_row_$num[1]" | |
planet_dist="table_row_$num[2]" | |
printf "%-20s | %6s km | %8s mio km\n" ${!planet_name} ${!planet_size} ${!planet_dist} | |
done |
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