<?php "allowable_tags" => "<p>", "span_regex" => null, "allow_nbsp" => true, "allow_class" => false ); echo $string ."\n\n";
Standard input is empty
a:4:{s:14:"allowable_tags";s:3:"<p>";s:10:"span_regex";N;s:10:"allow_nbsp";b:1;s:11:"allow_class";b:0;} Array ( [allowable_tags] => <p> [span_regex] => [allow_nbsp] => 1 [allow_class] => )