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Re^2: ${^MATCH} sometimes fails in target of substitution?

by ikegami (Pope)
on Jun 17, 2013 at 08:16 UTC ( #1039290=note: print w/ replies, xml ) Need Help??

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  1. or download this
    $ perl -v | grep 'This is'
    This is perl 5, version 16, subversion 3 (v5.16.3) built for x86_64-li
    +nux-thread-multi
    ...
    
    $ perl -E'$_ = "abcde"; $sub="b.."; s/$sub/==${^MATCH}==/p; say'
    a==bcd==e
    
  2. or download this
    $ perl -v | grep 'This is'
    This is perl 5, version 18, subversion 0 (v5.18.0) built for x86_64-li
    +nux-thread-multi
    ...
    
    $ perl -E'$_ = "abcde"; $sub="b.."; s/$sub/==${^MATCH}==/p; say'
    a==bcd==e
    

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