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<?php
$limit = 100;
$summary = <<< summary
this is a test. this is a test. this is a test. this is a test. this is a test. this is a test.
this is a test. this is a test. this is a test. this is a test. this is a test. this is a test.
this is a test. this is a test. this is a test. this is a test. this is a test. this is a test.
summary;
if (strlen($summary) > $limit)
$summary = substr($summary, 0, strrpos(substr($summary, 0, $limit), ' ')) . '...';
echo $summary;
?>
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