check empty condition

tecnickcom · Mar 18, 2024 · 1ae5c47 · 1ae5c47
1 parent 883cbb4
commit 1ae5c47
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/tcpdf.php b/tcpdf.php
@@ -16389,6 +16389,9 @@ public function getHTMLFontUnits($val, $refsize=12, $parent_size=12, $defaultuni
 	 * @since 3.2.000 (2008-06-20)
 	 */
 	protected function getHtmlDomArray($html) {
+		if(empty($html)) {
+			return array();
+		}
 		// array of CSS styles ( selector => properties).
 		$css = array();
 		// get CSS array defined at previous call