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V25.1
  • WidgetFactory<TModel>.AddCspNonce(String) Method

    A nonce value allowed in your Content Security Policy (CSP) script-src configuration.

    Namespace: DevExtreme.AspNet.Mvc.Factories

    Assembly: DevExtreme.AspNet.Core.dll

    Declaration

    public HtmlString AddCspNonce(
        string value
    )

    Parameters

    Name Type Description
    value String

    A string that specifies the nonce value.

    Returns

    Type
    HtmlString

    Remarks

    Call this method in each root View before the first DevExtreme control is defined:

    <meta http-equiv="Content-Security-Policy"
        content="default-src 'self';
        script-src 'self' 'nonce-allowed-value';"
    />
    
    @Html.DevExtreme().AddCspNonce("allowed-value")
    @(Html.DevExtreme().Button()
        .Text("Submit")
    )
    
    See Also