Hi all! After I have read this blog http://www.joshuawinn.com/yii-clean-seo-friendly-urls-for-pages/ and configured my application with url manager:
'category/<slug:[a-z0-9\-]+>'=>'site/category'
But The link like http://localhost/app/site/category?slug=category-3dfg@@@# is correct, I want when I click this link, my website is show error.
sorry my bad english.