Assigns a group of blocks from an assotiative array $blocks. The indexes become block names, and the values their values.
Example 3.2. assignGroup()
<?php
// Initialize OPT here
$tpl -> assignGroup(array(
'name' => 'Adam',
'surname' => 'Smith',
'age' => 28
));
$tpl -> parse('template.tpl');
?>template.tpl:
<p>{$name} {$surname} (Age: {$age})</p>