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markstory merged 1 commit into from
Feb 26, 2017
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Update validation.rst #4752

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2 changes: 2 additions & 0 deletions en/orm/validation.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -411,6 +411,7 @@ Association Count Rules
If you need to validate that a property or association contains the correct
number of values, you can use the ``validCount()`` rule::

// In the ArticleTable.php file
// No more than 5 tags on an article.
$rules->add($rules->validCount('tags', 5, '<=', 'You can only have 5 tags'));

Expand All @@ -419,6 +420,7 @@ comparison operator to use. ``==``, ``>=``, ``<=``, ``>``, ``<``, and ``!=``
are the accepted operators. To ensure a property's count is within a range, use
two rules::

// In the ArticleTable.php file
// Between 3 and 5 tags
$rules->add($rules->validCount('tags', 3, '>=', 'You must have at least 3 tags'));
$rules->add($rules->validCount('tags', 5, '<=', 'You must have at most 5 tags'));
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