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clean_pre() WP 1.2.0

Deprecated from version 3.4.0. It is no longer supported and can be removed in future releases. It is recommended to replace this function with the same one.

Accepts matches array from preg_replace_callback in wpautop() or a string.

Ensures that the contents of a <pre>...</pre> HTML block are not converted into paragraphs or line breaks.

No Hooks.


String. The pre block without paragraph/line break conversion.


clean_pre( $matches );
$matches(array|string) (required)
The array or string


Since 1.2.0 Introduced.
Deprecated 3.4.0

Code of clean_pre() WP 5.7.1

function clean_pre($matches) {
	_deprecated_function( __FUNCTION__, '3.4.0' );

	if ( is_array($matches) )
		$text = $matches[1] . $matches[2] . "</pre>";
		$text = $matches;

	$text = str_replace(array('<br />', '<br/>', '<br>'), array('', '', ''), $text);
	$text = str_replace('<p>', "\n", $text);
	$text = str_replace('</p>', '', $text);

	return $text;