Shulou(Shulou.com)06/02 Report--

The case statement matches the data in multiple ranges, executes the command and ends the entire conditional test if the match is successful, and executes the default command defined in the asterisk (*) if the data is not in the range.

[root@master1-192,168117-18 ~] # vim Checkkeys.sh

Echo "you entered a letter."

#! / bin/bash

Read-p "Please enter a character and press enter to confirm:" KEY

Case "$KEY" in [Amurz] | [Amurz])

Echo "you entered a letter."

[0-9]) echo "you entered a number."

*) echo "you entered spaces, function keys, or other control characters."

Esac

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