Then this should be fixed in perlsyn, because use feature ":5.10" is what you find there. *sigh* The 5.10 vs. 5.010 syntax is nasty.
print+qq(\L@{[ref\&@]}@{['@'x7^'!#2/"!4']});

In reply to Re^3: How can I differentiate between 0 and whitespace in Perl? by codeacrobat
in thread How can I differentiate between 0 and whitespace in Perl? by boom

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