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UNIX in a Nutshell: System V Edition

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The Bourne Shell and Korn Shell
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read



read

 [

options

] [

variable1



?



string

] [

variable2

 ...]

Korn shell only. Same as in the Bourne shell, except that the Korn shell version supports the options below as well as the ? syntax for prompting. If a variable is followed by ? string , then string is displayed as a user prompt. If no variables are given, input is stored in the REPLY variable.

Options

-p

Read from the output of a |& coprocess.

-r

Raw mode; ignore \ as a line continuation character.

-s

Save input as a command in the history file.

-u[ n ]

Read input from file descriptor n (default is 0).

Example

Prompt yourself to enter two temperatures:

$ 

read n1?"High low: " n2


High low: 

65 33


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