Merge pull request #2752 from Instrye/pathc-2

fix. session::get just use dot_array_search handle session key

Author: lonnieezell

system/Session/Session.php

@@ -499,7 +499,7 @@ public function set($data, $value = null)
 	 */
 	public function get(string $key = null)
 	{
-		if (! empty($key) && ! is_null($value = dot_array_search($key, $_SESSION ?? [])))
+		if (! empty($key) && (! is_null($value = isset($_SESSION[$key]) ? $_SESSION[$key] : null) || ! is_null($value = dot_array_search($key, $_SESSION ?? []))))
 		{
 			return $value;
 		}

tests/system/Session/SessionTest.php

@@ -532,4 +532,14 @@ public function testGetTempdataKeys()
 
 		$this->assertEquals(['foo', 'bar'], $session->getTempKeys());
 	}
+
+	public function testGetDotKey()
+	{
+		$session = $this->getInstance();
+		$session->start();
+
+		$session->set('test.1', 'value');
+
+		$this->assertEquals('value', $session->get('test.1'));
+	}
 }