In Perl 6 you will be able to do:
if $value == 1 | 5 | 21 | 99 { ...

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or 
if $value == any( 1, 5, 21, 99) { ...

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In reply to Re: *IN* Operator for the Perl wish list by lidden
in thread *IN* Operator for the Perl wish list by hangon

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