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vendor/yiisoft/yii2/base/Response.php

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+<?php
+/**
+ * @link http://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license http://www.yiiframework.com/license/
+ */
+
+namespace yii\base;
+
+/**
+ * Response represents the response of an [[Application]] to a [[Request]].
+ *
+ * For more details and usage information on Response, see the [guide article on responses](guide:runtime-responses).
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @since 2.0
+ */
+class Response extends Component
+{
+    /**
+     * @var int the exit status. Exit statuses should be in the range 0 to 254.
+     * The status 0 means the program terminates successfully.
+     */
+    public $exitStatus = 0;
+
+
+    /**
+     * Sends the response to client.
+     */
+    public function send()
+    {
+    }
+
+    /**
+     * Removes all existing output buffers.
+     */
+    public function clearOutputBuffers()
+    {
+        // the following manual level counting is to deal with zlib.output_compression set to On
+        for ($level = ob_get_level(); $level > 0; --$level) {
+            if (!@ob_end_clean()) {
+                ob_clean();
+            }
+        }
+    }
+}