{"id":421,"date":"2026-02-17T04:29:51","date_gmt":"2026-02-17T04:29:51","guid":{"rendered":"https:\/\/mitalgoswami.in\/?p=421"},"modified":"2026-02-17T04:36:22","modified_gmt":"2026-02-17T04:36:22","slug":"menu-driven-sorting-program-in-unix-bash","status":"publish","type":"post","link":"https:\/\/mitalgoswami.in\/?p=421","title":{"rendered":"Menu-Driven Sorting Program in UNIX (Bash)"},"content":{"rendered":"\n

!\/bin\/bash<\/h1>\n\n\n\n

echo “Enter numbers separated by space:”
read -a arr<\/p>\n\n\n\n

n=${#arr[@]}<\/p>\n\n\n\n

while true
do
echo “————————“
echo “1. Sort Ascending”
echo “2. Sort Descending”
echo “3. Exit”
echo “Enter your choice:”
read choice<\/p>\n\n\n\n

case $choice in\n\n1)\n    # Ascending Bubble Sort\n    for ((i=0; i<n; i++))\n    do\n        for ((j=0; j<n-i-1; j++))\n        do\n            if [ ${arr[j]} -gt ${arr[j+1]} ]\n            then\n                temp=${arr[j]}\n                arr[j]=${arr[j+1]}\n                arr[j+1]=$temp\n            fi\n        done\n    done\n    echo \"Sorted Array (Ascending): ${arr[@]}\"\n    ;;\n\n2)\n    # Descending Bubble Sort\n    for ((i=0; i<n; i++))\n    do\n        for ((j=0; j<n-i-1; j++))\n        do\n            if [ ${arr[j]} -lt ${arr[j+1]} ]\n            then\n                temp=${arr[j]}\n                arr[j]=${arr[j+1]}\n                arr[j+1]=$temp\n            fi\n        done\n    done\n    echo \"Sorted Array (Descending): ${arr[@]}\"\n    ;;\n\n3)\n    echo \"Exiting program...\"\n    break\n    ;;\n\n*)\n    echo \"Invalid choice! Please try again.\"\n    ;;\n\nesac<\/code><\/pre>\n\n\n\n
done<\/p>\n\n\n\n
Sample Output<\/span><\/strong><\/p>\n\n\n\n
Enter numbers separated by space:
8 3 5 1 9<\/p>\n\n\n\n
    \n
  1. Sort Ascending<\/li>\n\n\n\n
  2. Sort Descending<\/li>\n\n\n\n
  3. Exit
    Enter your choice:
    1<\/li>\n<\/ol>\n\n\n\n
    Sorted Array (Ascending): 1 3 5 8 9<\/p>\n\n\n\n
    <\/p>\n","protected":false},"excerpt":{"rendered":"
    !\/bin\/bash echo “Enter numbers separated by space:”read -a arr n=${#arr[@]} while truedoecho “————————“echo “1. Sort Ascending”echo “2. Sort Descending”echo “3. Exit”echo “Enter your choice:”read choice done Sample Output Enter numbers separated by space:8 3 5 1 9 Sorted Array (Ascending): 1 3 5 8 9<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-421","post","type-post","status-publish","format-standard","hentry","category-unix"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=\/wp\/v2\/posts\/421","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=421"}],"version-history":[{"count":1,"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=\/wp\/v2\/posts\/421\/revisions"}],"predecessor-version":[{"id":422,"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=\/wp\/v2\/posts\/421\/revisions\/422"}],"wp:attachment":[{"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=421"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=421"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mitalgoswami.in\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=421"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}