vault backup: 2025-04-18 21:01:49

1 files changed, 31 insertions, 0 deletions

diff --git a/How to properly do options in a bash script with getopt!.md b/How to properly do options in a bash script with getopt!.md
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index 0000000..7d417c5
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+++ b/How to properly do options in a bash script with getopt!.md
@@ -0,0 +1,31 @@
+---
+tags:
+  - bash
+---
+```
+#!/bin/bash
+
+while getopts "ab:c" opt; do
+  case "$opt" in
+    a)
+      echo "Option -a was specified."
+      ;;
+    b)
+      echo "Option -b was specified with argument: $OPTARG"
+      ;;
+    c)
+      echo "Option -c was specified."
+      ;;
+    \?)
+      echo "Invalid option: -$OPTARG" >&2
+      exit 1
+      ;;
+  esac
+done
+
+shift $((OPTIND - 1))
+
+echo "Remaining arguments: $@"
+```
+
+man bash // getopt
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