added lineinfile

5 years ago · b994e1b854
1 changed files with 5 additions and 0 deletions
--- a/docs/linux/bash/lineinfile.sh
+++ b/docs/linux/bash/lineinfile.sh
@ -0,0 +1,5 @@
+#!/bin/bash
+
+line=${1:?}
+regex=${2:-1}
+sed -E -e "/$regex/{s/.*/$line/;:a;n;ba;q}" -e "\$a $line"