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Re: How to I check if a value is present in an array?

by tobyink (Abbot)
on Aug 03, 2013 at 14:48 UTC ( #1047712=note: print w/replies, xml ) Need Help??

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    grep($genes[$index] eq $_, @gl)
    

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[LanX]: oh you want the result line by line?
[jdporter]: ok, LanX, then what?
[jdporter]: It doesn't have to be line by line. Just "my program" "writes" to the external prog and also/then "reads" from it.
LanX open (You are not allowed to open to a command that pipes both in and out, but see IPC::Open2, IPC::Open3, and Bidirectional Communication with Another Process in perlipc for alternatives.)
[jdporter]: IPC::Open2, I guess
[jdporter]: yes, that
[pryrt]: 1nickt: academically, perl -MDevel::Peek -lE 'Dump(42); Dump(42.0)'

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