@interesting_lines = grep {/$string1/ xor /$string2/} @log;

[download]
will do nicely.

Hope this helps, -gjb-

Update: apparently I got the question wrong, see the previous answer or for an alternative syntax: 

  @interesting_lines = grep {/$string1/ and /$string2/} @log;

[download]

In reply to Re: grep for lines containg two variables by gjb
in thread grep for lines containg two variables by smoss74

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