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Linux in a Nutshell, Fourth Edition by Aaron Weber, Stephen Figgins, Ellen Siever

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Name

select

Synopsis

                  select 
                  name [ in 
                  wordlist 
                  ; ] 
 do
                  commands
                  done
               

Choose a value for name by displaying the words in wordlist to the user and prompting for a choice. Store user input in the variable REPLY and the chosen word in name. Then execute commands repeatedly until they execute a break or return. The default prompt can be changed by setting the PS3 shell variable.

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