Re: strange construct

Adrian Aichner <[email protected]> 09 Jan 2003 20:39:03 +0100
Newsgroups gmane.comp.tex.texi2html.devel
Organization The XEmacs Project
Message-ID <[email protected]>
>>>>> "Dumas" == Dumas Patrice <[email protected]> writes:

    Dumas> Hi,
    Dumas> Could somebody explain me what the following construct do ?

Hi!

    Dumas> $name .= ' ' while ($node2sec{$name});

See .= in the perlop manpage.

a .= b
is short for
a = a . b
which concatenates (. operator) a and b, then assigns the result to a.

    Dumas> And also what is the difference between html_debug and
    Dumas> debug and what should be the usage of these 2 functions ?

Don't have time to look into this.

    Dumas> Last, is there a reason why there are so many globally
    Dumas> scoped variables defined in functions (or should I clean
    Dumas> that ?) ?

Can you give some examples?

Adrian

    Dumas> Pat

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Adrian Aichner
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