From c5c1d8f6379c3f54eba01422f87bd1385cd52819 Mon Sep 17 00:00:00 2001 From: Chengke Date: Wed, 13 May 2020 13:31:46 +0800 Subject: [PATCH] shell guide: remove event designator "!?" --- shellguide.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/shellguide.md b/shellguide.md index 0c59fbb9b..702c751a2 100644 --- a/shellguide.md +++ b/shellguide.md @@ -936,7 +936,7 @@ statement, and otherwise be wary of its expression evaluating to zero ```shell # Simple calculation used as text - note the use of $(( … )) within # a string. -echo "$(( 2 + 2 )) is 4!?" +echo "$(( 2 + 2 )) is 4" # When performing arithmetic comparisons for testing if (( a < b )); then