specialvariable

vilasvarghese · vilasvarghese · commit 94b461be0143 · 2021-05-29T09:51:16.000+05:30
diff --git a/shellScripting/exercises/spacialvariables.sh b/shellScripting/exercises/spacialvariables.sh
@@ -6,14 +6,14 @@
 #Modified Date:
 #Author: Vilas Varghese
 # START #
-echo "'$*' output is $*"
-echo "'$#' output is $#"
-echo "'$1 & $2' output $1 and $2"
-echo "'$@' output of $@"
-echo "'$?' output is $?"
-echo "'$$' output is $$"
+echo "'$*' Double quoted string of arguments $*"
+echo "'$#' Number of arguments $#"
+echo "'$1 & $2' first and second arguments $1 and $2"
+echo "'$@' All arguments individually double quoted of $@"
+echo "'$?' Exit status of the previous command is $?"
+echo "'$$' process id $$"
 sleep 400 &
-echo "'$!' output is $!"
+echo "'$!' background process id $!"
 
 echo "'$0' your current program name is $0"
 
