# Here's a variable...
my $lib;

# Make sure it gets defined at compile-time...
BEGIN { $lib = '/foo' }

# Use the variable in a "use" line...
use lib $lib;

# Check that it worked...
use Data::Dumper;
print Dumper \@INC;

[download]

... And lo and behold, it has worked!

perl -E'sub Monkey::do{say$_,for@_,do{($monkey=[caller(0)]->[3])=~s{::}{ }and$monkey}}"Monkey say"->Monkey::do'

In reply to Re^3: dynamically expand @INC beyond BEGIN by tobyink
in thread dynamically expand @INC beyond BEGIN by somekindafreak

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