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How to use perl to capture its output while inputting data to an external command

by wangliang (Initiate)
on Sep 24, 2021 at 02:02 UTC ( [id://11136975]=perlquestion: print w/replies, xml ) Need Help??

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  1. or download this
    $sac
SAC> I input some thing and enter
SAC> output some content that I need to capture
SAC> I type 'quit' and enter
$
  2. or download this
    $gmt parameters
I input some thing and enter
...
Ctrl+D
output some content that I need to capture
$

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