$pee = str_replace(array_keys($pre_tags), array_values($pre_tags), $pee);
// Restore newlines in all elements.
- $pee = str_replace( " <!-- wpnl --> ", "\n", $pee );
+ if ( false !== strpos( $pee, '<!-- wpnl -->' ) ) {
+ $pee = str_replace( array( ' <!-- wpnl --> ', '<!-- wpnl -->' ), "\n", $pee );
+ }
return $pee;
}