Posts Tagged “validation”

Custom Yii Rule for Unique Attribute Validation

By | January 19, 2012

You’ve probably seen it or experienced at some point when registering for a site where you must pick a unique username or subdomain for account registration. However, this is can be tedious to implement in both frameworks and non-framework solutions. Luckily, Yii has validation rules that can be implemented easily and can be user-defined for [...]

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