Ticket #35087: 35087.diff

src/wp-includes/functions.php

@@ -3371 +3371 @@
                  * This is simple. Could at some point wrap array_column()
                  * if we knew we had an array of arrays.
                  */
-                foreach ( $list as $key => $value ) {
+                foreach ( (array) $list as $key => $value ) {
                         if ( is_object( $value ) ) {
                                 $list[ $key ] = $value->$field;
                         } else {

tests/phpunit/tests/functions/listFilter.php

@@ -110 +110 @@
                 $this->assertEquals( array( 'f' => 'foo', 'b' => 'bar', 'z' => 'baz' ), $list );
         }
 
+        /**
+         * @ticket 35087
+         */
+        function test_wp_list_pluck_non_array() {
+                $list = wp_list_pluck( false, 'name' );
+                $this->assertEquals( [ 0 => null ], $list );
+        }
+
         function test_filter_object_list_nested_array_and() {
                 $list = wp_filter_object_list( $this->object_list, array( 'field4' => array( 'blue' ) ), 'AND' );
                 $this->assertEquals( 1, count( $list ) );