From f485c3303a579bd4f135730164d9a0dd22d8f646 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Einar=20J=C3=B8rgen=20Haraldseid?= <einar.haraldseid@ntnu.no>
Date: Mon, 12 Jun 2017 14:49:31 +0200
Subject: [PATCH] =?utf8?q?Bedre=20m=C3=A5te=20=C3=A5=20vite=20array-st?=
=?utf8?q?=C3=B8rrelsen?=
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---
middag.sh | 21 +++------------------
1 file changed, 3 insertions(+), 18 deletions(-)
diff --git a/middag.sh b/middag.sh
index 9f2b66b..dbb0e14 100755
--- a/middag.sh
+++ b/middag.sh
@@ -24,28 +24,13 @@ Sides=(
'salat'
)
-PrepCount=0
-while [ "x${Prep[PrepCount]}" != "x" ]; do
- ((PrepCount++))
-done
-
-MeatCount=0
-while [ "x${Meat[MeatCount]}" != "x" ]; do
- ((MeatCount++))
-done
-
-SideCount=0
-while [ "x${Sides[SideCount]}" != "x" ]; do
- ((SideCount++))
-done
-
PrepN=$RANDOM
-(( PrepN %= $PrepCount ))
+(( PrepN %= ${#Prep[@]} ))
MeatN=$RANDOM
-(( MeatN %= $MeatCount ))
+(( MeatN %= ${#Meat[@]} ))
SideN=$RANDOM
-(( SideN %= $SideCount ))
+(( SideN %= ${#Sides[@]} ))
echo "${Prep[PrepN]} ${Meat[MeatN]} med ${Sides[SideN]}"
--
2.30.2