try $/="\0"

unquoted \0 is a reference to a literal number (i.e. read-only scalar) ... 

  DB<135> $/=\0
 => \0

  DB<136> ref $/
 => "SCALAR"

  DB<137> ${$/}
 => 0

[download]

... and not the escape sequence for NUL byte! 

  DB<146> $/="\0"
 => "\0"

  DB<147> ord $/
 => 0

[download]

Cheers Rolf

( addicted to the Perl Programming Language)

In reply to Re: Why doesn't this work? by LanX
in thread Why doesn't this work? by perl-diddler

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