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authorCrestwave <crest.wave@yahoo.com>2019-09-23 20:32:26 +0800
committerCrestwave <crest.wave@yahoo.com>2019-09-23 20:32:26 +0800
commit7b09145c268388284d6380cf4b473db66656a479 (patch)
tree17ffb40307baa4351f2d77a9b7d049a97ad922de
parent172056a6c7f488d36df1e0cdf1fed709341af845 (diff)
downloadpure-sh-bible-7b09145c268388284d6380cf4b473db66656a479.tar.gz
pure-sh-bible-7b09145c268388284d6380cf4b473db66656a479.zip
docs: update
-rw-r--r--README.md1
1 files changed, 1 insertions, 0 deletions
diff --git a/README.md b/README.md
index b88936a..1b8c228 100644
--- a/README.md
+++ b/README.md
@@ -397,6 +397,7 @@ head() {
i=$((i+1))
[ "$i" = "$1" ] && return
done < "$2"
+
[ -n "$line" ] && printf %s "$line"
}
```