//[datasource](../../../index.md)/[com.yandex.payment.sdk.datasource.payment](../index.md)/[SelectMethodMediator](index.md)/[onChangeCvn](on-change-cvn.md)

# onChangeCvn

[datasource]\
override fun [onChangeCvn](on-change-cvn.md)(position: Int, isValid: Boolean, cvnInput: [CvnInput](../../../../ui/ui/com.yandex.payment.sdk.ui/-cvn-input/index.md))
