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echo(1)
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plan9-echo(1)
echo(1fun)
echo(1posix)
$(
expr $(grep -i 'Status: Up' bigscan.gnmap | wc -l) - $(grep -i '/open/' bigscan.gnmap | wc -l)
)
display a line of text
Echo the STRING(s) to standard output.
source manpages:
echo