Don't print grep results

2017-12-27 15:40:08 -08:00 · 2017-12-27 15:40:08 -08:00 · 7aa16a13ef
commit 7aa16a13ef
parent 209e9b302a
1 changed files with 1 additions and 1 deletions
--- a/2
+++ b/2
@ -31,7 +31,7 @@ function passgen () {
 	local len="$1"
 	local lower="$2"
-	echo "$len" | grep -E '^[0-9]+$'
+	echo "$len" | grep -qE '^[0-9]+$'
 	if (( $? )); then
 		len=32
 	fi