From 3ced16335cde5998f3b660dc4eef8b5582c12ea7 Mon Sep 17 00:00:00 2001
From: mfgbhatti <mfgbhatti@live.com>
Date: Mon, 24 Jan 2022 20:16:38 +0000
Subject: [PATCH] global function update

---
 startup.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/startup.sh b/startup.sh
index fecff70..81e0258 100644
--- a/startup.sh
+++ b/startup.sh
@@ -32,6 +32,11 @@ check_root() {
 	fi
 }
 
+elements_present() {
+    # check if an element exists
+	for e in "${@:2}"; do [[ "$e" == "$1" ]] && break; done
+}
+
 invalid_option() {
     # invalid option message
     echo -ne "Please select a valid option: \n"