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

preface

This article mainly introduces you about linux using the read command to get the value of the variable related content, share it for your reference learning, the following words do not say much, let's take a look at the detailed introduction.

The common usage of read is:

read -[pstnd] var1 var2 ...- p prompt statement-n number of characters-s mask echo-t wait time-d input boundary

Read to get variables, is through the screen waiting for user input, if you use the read command to get values from known variables how to operate?

For example: input_ips='127.127.127.10- 127.127.14', read to start_ip, end_ip two variables through the read command?

Method 1:

root@linux~# input_ips='127.127.127.10-127.127.127.14' root@linux~# read start_ip end_ip <

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