IFieldPrompt<T>.ValidateAsync(T, Object) Method
Definition
Important
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Validate value to be set on state and return feedback if not valid.
public System.Threading.Tasks.Task<Microsoft.Bot.Builder.FormFlow.ValidateResult> ValidateAsync (T state, object value);abstract member ValidateAsync : 'T * obj -> System.Threading.Tasks.Task<Microsoft.Bot.Builder.FormFlow.ValidateResult>Public Function ValidateAsync (state As T, value As Object) As Task(Of ValidateResult)Parameters
- state
- T
State before setting value.
- value
- Object
Value to be set in field.
Returns
Result including feedback and if valid.
Remarks
One way to control this is to supply a ValidateAsyncDelegate<T> to the Field(IField<T>) or Confirm(String, ActiveDelegate<T>, IEnumerable<String>) steps.