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# ASP.NET ValidationSummary Control * * Validation Server Controls](#) * * * ## Definition and Usage The ValidationSummary control is used to display a summary of all validation errors on a webpage. The error messages displayed in this control are specified by the ErrorMessage property of each validation control. If the ErrorMessage property of a validation control is not set, no error message will be displayed for that validation control. * * * ## Properties | Property | Description | | :--- | :--- | | DisplayMode | How to display the summary. Valid values are: * BulletList * List * SingleParagraph | | EnableClientScript | A boolean value that specifies whether to enable client-side validation. | | Enabled | A boolean value that specifies whether to enable the validation control. | | ForeColor | The foreground color of the control. | | HeaderText | The header text in the ValidationSummary control. | | id | The unique id of the control. | | runat | Specifies that the control is a server control. Must be set to "server". | | ShowMessageBox | A boolean value that specifies whether to display the validation summary in a message box. | | ShowSummary | A boolean value that specifies whether the ValidationSummary control is displayed or hidden. | * * * ## Examples (#) In this example, we use the ValidationSummary control to generate a list of required fields left blank for the user to fill in. (#) In this example, we use the ValidationSummary control to display a message box for required fields left blank for the user to fill in. * * Validation Server Controls](#) Thinking... [](#)[ASP.NET Web Server Controls](#) [ASP.NET Validation Server Controls](#)[](#) [ByteArk Coding Plan supports Doubao, GLM, DeepSeek, Kimi, MiniMax and other mainstream large models, officially supplied, stable and reliable. Configuration Guide ¥9.9/month Subscribe Now](https://maas.xfyun.cn/modelSquare?ch=maas_lm_l2E)