BaseValidator.EvaluateIsValid Method

Reference

Definition

Namespace:: System.Web.UI.WebControls

Assembly:: System.Web.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

When overridden in a derived class, this method contains the code to determine whether the value in the input control is valid.

protected:
 abstract bool EvaluateIsValid();

protected abstract bool EvaluateIsValid ();

abstract member EvaluateIsValid : unit -> bool

Protected MustOverride Function EvaluateIsValid () As Boolean

Returns

Boolean

true if the value in the input control is valid; otherwise, false.

Remarks

Use the EvaluateIsValid method to determine whether the value in the input control specified by the ControlToValidate property is valid.

Note

This method is used primarily by control developers.

Notes to Implementers

You must implement this method in a derived class to return whether the value in the input control is valid.

Applies to

Compartilhar via