Plumbing Tips-while Read Line

First, redirect method; Piping method: Cat $FILENAME | While Read line

Function While_read_line () {

Cat $FILENAME | While Read line

Do

Echo $LINE

Done

}

Note: I only call this method the pipe method, compared to everyone should be able to see it. When the pipeline is met, the output of the command on the left side of the pipeline is entered as input to the command on the right side of the pipeline.

Second, examples

1, pri.sh

#!/bin/bashcat ~/xieco/dirls | While read Dddo echo "Chown-r test:test ${dd}" Chown-r Deuser:deuser ${dd}done

2, Dirr

/usr/local/htdocs/dcserver/utilserver//usr/local/configs/

3. Execute SH pri.sh

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Plumbing Tips-while Read Line