#   5    0    5    0    5 7
$p=shift;print grep/$p/,<>;

[download]

and works for any number of files as well as STDIN

However, the content of all the files will be "slurped" into memory because <> is in list context.

To read line by line:

#   5    0    5    0    5    0 2
$p=shift;while(<>){print if/$p/}

[download]

In reply to Re: perl grep clone by RonW
in thread perl grep clone by pythondude

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