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Re^4: PDF::Create fails on install

by DrHyde (Prior)
on Nov 28, 2013 at 12:02 UTC ( #1064814=note: print w/replies, xml ) Need Help??


in reply to Re^3: PDF::Create fails on install
in thread PDF::Create fails on install

You assume correctrly.

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[Lady_Aleena]: Why does grep(/.*$in.*/, @my_modules) work but grep { $_ =~ /.*$in.*/; $_ } @my_modules not work? What did I do wrong in the second?
[tobyink]: Why are you returning $_ n your grep block? You should return a boolean.
[tobyink]: *in your grep block
[tobyink]: You can use grep { $_ =~ /.*$in.*/; } @my_modules but why not stick to grep(/.*$in.*/, @my_modules)? (The latter is faster.)
[shmem]: Lady_Aleena, in the first example grep evaluates the result from grep and if true, returns $_. In the second, it always returns $_
[shmem]: ..the result from the pattern match

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