System (cmd)|getline var # no data

Asked by Charles Evans

I need to use the output of system(),
How do I do that?
System (cmd)|getline var
   Did not work # no data

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Ubuntu gawk Edit question
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actionparsnip (andrew-woodhead666) said :
#1
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Charles Evans (crtiger) said :
#2

That page has this link:
https://www.gnu.org/software/gawk/manual/html_node/Two_002dway-I_002fO.html
Which I will try.
Thanks, I will post the results

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