SimpleMachines / SMF2.1

				$tag['validate']($tag, $data, $disabled, $params);

			$code = $tag['content'];

			foreach ($data as $k => $d)

				$code = strtr($code, array('$' . ($k + 1) => trim($d)));

			$message = substr($message, 0, $pos) . "\n" . $code . "\n" . substr($message, $pos3 + 3 + $tag_strlen);

			$pos += strlen($code) - 1 + 2;

		}

				$tag['validate']($tag, $data, $disabled, $params);

			// Fix after, for disabled code mainly.

			foreach ($data as $k => $d)

				$tag['after'] = strtr($tag['after'], array('$' . ($k + 1) => trim($d)));

			$open_tags[] = $tag;

			// Replace them out, $1, $2, $3, $4, etc.

			$code = $tag['before'];

			foreach ($data as $k => $d)

				$code = strtr($code, array('$' . ($k + 1) => trim($d)));

			$message = substr($message, 0, $pos) . "\n" . $code . "\n" . substr($message, $pos2 + 1);

			$pos += strlen($code) - 1 + 2;

		}