ios - Disabling Custom Keyboards for Specific Text Fields -

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i trying disable user using own keyboards in 1 of text fields. when doing research, found out needed following code disable custom keyboards:

func application(application: uiapplication, shouldallowextensionpointidentifier extensionpointidentifier: string) -> bool {     if extensionpointidentifier == uiapplicationkeyboardextensionpointidentifier {         return false     }     return true }

however, not disable keyboards of text fields. how can apply text field only? thanks!


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