How to do this kind of validation in Yii2?

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fman22015-12-14 14:40:15

Yii

fman2, 2015-12-14 14:40:15

How to do this kind of validation in Yii2?

Good afternoon.
Yii2 has an Exist validator that checks that if there is no such entry, throw an error.
Tell me, please, how to check the opposite in the model, what if there is such a record - to display an error?

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holfza, 2015-12-14
@fman2

www.yiiframework.com/doc-2.0/yii-validators-unique...

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