OK, how about this? (I've tested and it is working correctly for $file = '""'; on OS X.) 
for ($file) {
    say "nope (empty quotes)" when /""/;
    say "yep" when -e $file;
    default { say "nope (doesn't exist)"}
}

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In reply to Re^3: true from (-e "") on Windoze by frozenwithjoy
in thread true from (-e "") on Windoze by CarolinaPerler

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