--- title: "Datasource Object Visitor URL" slug: "datasource-object-visitor-url" updated: 2024-05-04T18:57:35Z published: 2024-05-04T18:57:35Z canonical: "help.mail-and-deploy.com/datasource-object-visitor-url" --- > ## Documentation Index > Fetch the complete documentation index at: https://help.mail-and-deploy.com/llms.txt > Use this file to discover all available pages before exploring further. # Datasource Object Visitor URL ### General This type of placeholder can be used to access the [Visitor URL](/release34/docs/visitor-urls) of a [Datasource](/release34/docs/introduction-to-datasources) object in an [Expression](/release34/docs/introduction-to-mail-and-deploy-expressions). The placeholder returns a [String](/release34/docs/string) that contains the URL. Datasource Object Visitor URL Placeholder Syntax [Datasource].[].[VisitorURL].[] NOTE You can only reference objects that support visitor URLs. See the articles for [Visitor URLs](/release34/docs/visitor-urls) for more information.