Shell scripts with options and the most basic wording for shell scripts that combine while to make interactive selections

1, case do with the execution of the option script:

#!/bin/bash

Case $ in

X

echo "X is selected"

;;

*)

echo "Please use X"

Esac

Second, case combined while doing interactive script:

#!/bin/bash

While True

Do

Read-p "Enter Port of Chaoxingdata (d,1):" Port

Case ${port} in

D

echo "Port=${port}"

Read-p "Press ENTER to continue"

;;

1)

echo "Port=${port}"

Read-p "Press ENTER to continue"

;;

*)

echo "Error input,you fool"

Read-p ' type ' go ' to continue: ' Go

if [! ${go} = go] | | [-Z ${go}]

Then

Exit

Fi

Esac

Done

Shell scripts with options and the most basic wording for shell scripts that combine while to make interactive selections