#! /bin/bash
myDate(){echo"today is: "date
echo"have a great day!"}
helloTo(){echo" hello $1 "echo" hello also to $2 "return 35
}
helloTo2(){echo" hello $newName "}echo"start here ..."echo" *--------- 1st function helloTo ---------*"
myDate
echo" *--------- 2nd function helloTo ---------*"
helloTo "Mark""John"# helloTo $1 = Mark, $2 = Johnecho"return value of the 2nd function is: $? "# $? will output the above defined number 35, or anything string echo" *--------- 3rd function helloTo ---------*"read-p"your name is ? " newName
helloTo2
echo"end"
Function 2
#! /bin/bash
helloTo(){echo" > hello $name "if[$name== John ];then
return 30
else
return 50
# return can only come with integerfi}read-p"what is your name? " name
helloTo
echo"$name is $? "echo"end"