Martin Haase-Thomas wrote:
> 
> [snip] Secondly I wonder whether "local $/ = undef"
> will have any effect. But I've never tried overriding Perl's predefined
> variables.
> 
> regards

Dear Martin,

this is the well-known file-slurp mode.

E.g.:

    undef $/;           # enable "slurp" mode
    $_ = <FH>;          # whole file now here
    s/\n[ \t]+/ /g;


Look for "slurp" in your perl docs.

Ernest




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