Shell Script Implementation command line multilevel menu (no specific function)

#!/bin/bash

#auth chentp0601

#date 20151123

Function menu ()

{

Clear

Cat <<eof

#this is Base menu

1.[install Lamp]

2.[install LNMP]

3.[exit]

Eof

Read-p "Please input 1-3:" List

Case $list in

"1")

While True

Do

Menu_lamp

Done

;;

"2")

While True

Do

Menu_lnmp

Done

;;

"3")

Echo-e "exiting ... \ n";

Sleep 1

Exit 0

;;

*)

Continue

;;

Esac

}

function Menu_lamp ()

{

Clear

Cat <<eof

#this is lamp menue

1.[install Apache]

2.[install MySQL]

3.[install PHP]

4.[back]

Eof

Read-p "Please input 1-3:" List1

Case $list 1 in

"1")

ECHO-E "Installing apache\n"

Sleep 2

Continue

;;

"2")

ECHO-E "Installing mysql\n"

Sleep 2

;;

"3")

ECHO-E "Installing Php\n"

Sleep 2

;;

"4")

Break

;;

*)

Continue

;;

Esac

}

function Menu_lnmp ()

{

Clear

Cat <<eof

#this is lnmp menu

1.[install Nginx]

2.[install MySQL]

3.[install PHP]

4.[back]

Eof

Read-p "Please input 1-4:" List2

Case $list 2 in

"1")

ECHO-E "Installing nginx\n"

Sleep 2

Continue

;;

"2")

ECHO-E "Installing mysql\n"

Sleep 2

;;

"3")

ECHO-E "Installing Php\n"

Sleep 2

;;

"4")

Break

;;

*)

Continue

;;

Esac

}

While True

Do

Menu

Done

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Shell Script Implementation command line multilevel menu (no specific function)