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codeigniter4 · Jun 4, 2024 · 7373125 · 7373125
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commit 7373125
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diff --git a/user_guide_src/source/incoming/controllers.rst b/user_guide_src/source/incoming/controllers.rst
@@ -118,6 +118,10 @@ $this->setConfigValidator()
 If you need to validate rules that are in a personal validation file and this extension class of the ``Config\Validation`` class is extended, you can configure it as follows.
 Can be useful when working with standalone modules.
 
+It is required that you extend from the ``Config\Validation`` class.
+
+By default, the ``Config\Validation`` class is used.
+
 .. literalinclude:: controllers/026.php
 
 .. _controller-validate: