Check if variable is countable before usage

woocommerce · Nov 6, 2023 · a5c4ea0 · a5c4ea0
1 parent 59483a7
commit a5c4ea0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/plugins/woocommerce/includes/admin/importers/class-wc-tax-rate-importer.php b/plugins/woocommerce/includes/admin/importers/class-wc-tax-rate-importer.php
@@ -146,8 +146,9 @@ public function import( $file ) {
 		if ( false !== $handle ) {
 
 			$header = fgetcsv( $handle, 0, $this->delimiter );
+			$count = is_countable( $header ) ? count( $header ) : 0;
 
-			if ( 10 === count( $header ) ) {
+			if ( 10 === $count ) {
 
 				$row = fgetcsv( $handle, 0, $this->delimiter );