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Re^4: IF and GREP Question

by jwkrahn (Monsignor)
on Sep 18, 2013 at 06:10 UTC ( #1054590=note: print w/replies, xml ) Need Help??


in reply to Re^3: IF and GREP Question
in thread IF and GREP Question

"if ()" imposes a scalar context.

Actually it imposes a boolean context, which is basically the same as scalar context.

"if (@found)" sees undef or zero

An array in boolean context cannot be undef.    In fact, defined doesn't work with arrays anymore.

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[marto]: finding bugs, either in the CPU layer or hypervisor, finding undocumented instructions
[zentara]: are you talikng about perf?
[Discipulus]: i miss what an undocumented instructions can be, and how can be used
[zentara]: perf
[marto]: X86_instruction_li stings
[marto]: Illegal_opcode
[zentara]: marto arn't those NSA secrets? :-)
[marto]: not if you keep telling people :P

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