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DataGridColumnBuilder<T>.ValidationRules(Action<ValidationRulesFactory>) Method

Specifies validation rules to be checked when cell values are updated. Mirrors the client-side validationRules object.

Namespace: DevExtreme.AspNet.Mvc.Builders

Assembly: DevExtreme.AspNet.Core.dll

#Declaration

C#
public DataGridColumnBuilder<T> ValidationRules(
    Action<ValidationRulesFactory> configurator
)

#Parameters

Name Type Description
configurator Action<ValidationRulesFactory>

A function that allows you to specify nested options.

#Returns

Type Description
DataGridColumnBuilder<T>

A reference to this instance after the method is called.

#Remarks

This method provides access to methods that allow you to configure nested options of the client-side validationRules object.

To specify nested options, use a lambda expression.

@(Html.DevExtreme().DataGrid()
    .Columns(columns => {
        columns.Add().ValidationRules(rules => rules
            // call methods to specify nested options
        );
    })
)

Refer to Validate Editors Used in Composite Controls for more information.

See Also