diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index f06aa02afd..c5628cd234 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -22,6 +22,7 @@ Yii Framework 2 Change Log
 - Bug #8014: Fixed setting incorrect form "action" property after submitting a form using a link with "data-method" and containing "action" among "data-params" (samdark)
 - Bug #8032: `yii\rbac\PhpManager::updateItem()` was unable to rename item updated (ChristopheBrun, samdark) 
 - Bug #8068: Fixed `yii\db\Query::count()` fails for query containing 'having' without 'group by' (klimov-paul)
+- Bug #8073: Fixed `yii\data\ArrayDataProvider::getKeys()` return wrong when `yii\data\ArrayDataProvider::$allModels` contain integer key (mdmunir, klimov-paul)
 - Enh #3376: Added `yii\validators\EachValidator`, which allows validation of the array attributes (klimov-paul)
 - Enh #6895: Added `ignoreCategories` config option for message command to ignore categories specified (samdark)
 - Enh #6975: Pressing arrows while focused in inputs of Active Form with `validateOnType` enabled no longer triggers validation (slinstj)
diff --git a/framework/data/ArrayDataProvider.php b/framework/data/ArrayDataProvider.php
index 7365dd40a7..f26023acb6 100644
--- a/framework/data/ArrayDataProvider.php
+++ b/framework/data/ArrayDataProvider.php
@@ -82,7 +82,7 @@ class ArrayDataProvider extends BaseDataProvider
             $pagination->totalCount = $this->getTotalCount();
 
             if ($pagination->getPageSize() > 0) {
-                $models = array_slice($models, $pagination->getOffset(), $pagination->getLimit());
+                $models = array_slice($models, $pagination->getOffset(), $pagination->getLimit(), true);
             }
         }
 
diff --git a/tests/unit/framework/data/ArrayDataProviderTest.php b/tests/unit/framework/data/ArrayDataProviderTest.php
index 31b7ae5122..2a6290d1f7 100644
--- a/tests/unit/framework/data/ArrayDataProviderTest.php
+++ b/tests/unit/framework/data/ArrayDataProviderTest.php
@@ -150,4 +150,33 @@ class ArrayDataProviderTest extends TestCase
 
         $this->assertEquals($sortedProjects, $dataProvider->getModels());
     }
+
+    public function testGetKeys()
+    {
+        $pagination = ['pageSize' => 2];
+
+        $simpleArray = [
+            ['name' => 'zero'],
+            ['name' => 'one'],
+            ['name' => 'tow'],
+        ];
+        $dataProvider = new ArrayDataProvider(['allModels' => $simpleArray, 'pagination' => $pagination]);
+        $this->assertEquals([0, 1], $dataProvider->getKeys());
+
+        $namedArray = [
+            'key1' => ['name' => 'zero'],
+            'key2' => ['name' => 'one'],
+            'key3' => ['name' => 'two'],
+        ];
+        $dataProvider = new ArrayDataProvider(['allModels' => $namedArray, 'pagination' => $pagination]);
+        $this->assertEquals(['key1', 'key2'], $dataProvider->getKeys());
+
+        $mixedArray = [
+            'key1' => ['name' => 'zero'],
+            9 => ['name' => 'one'],
+            'key3' => ['name' => 'two'],
+        ];
+        $dataProvider = new ArrayDataProvider(['allModels' => $mixedArray, 'pagination' => $pagination]);
+        $this->assertEquals(['key1', 9], $dataProvider->getKeys());
+    }
 } 
\ No newline at end of file