Get array as string --Help

[email protected] (Shelley) Fri, 9 May 2008 17:40:45 +0800

Newsgroups	php.general
Message-ID	<[email protected]>

Hi all,

If I have an array like this:
$arr = array (
                'c' => 'd',
                'e' => 'f');

How can I convert this array into a string? I want to write an array into a
file.

Thanks in advance.

-- 
Regards,
Shelley

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