docs: add note to not recommened validate()

codeigniter4 · Nov 8, 2023 · 78af796 · 78af796
1 parent 656c076
commit 78af796
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/user_guide_src/source/incoming/controllers.rst b/user_guide_src/source/incoming/controllers.rst
@@ -111,6 +111,10 @@ rule and message array formats, as well as available rules:
 $this->validate()
 =================
 
+.. important:: This method exists only for backward compatibility. Do not use it
+    in new projects. Even if you are already using it, we recommend that you use
+    the ``validateData()` method instead.
+
 The controller also provides the convenience method ``validate()``.
 
 .. warning:: Instead of ``validate()``, use ``validateData()`` to validate POST