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HttpServerUtility.MapPath Method

.NET Framework 4.5

Returns the physical file path that corresponds to the specified virtual path on the Web server.

Namespace: System.Web
Assembly: System.Web (in System.Web.dll)

public string MapPath(
	string path
)

Parameters

path: Type: System.String
The virtual path of the Web server.

Return Value

Type: System.String
The physical file path that corresponds to path.

Exceptions

Exception	Condition
HttpException	The current HttpContext is null.

Remarks

If path is null, then the MapPath method returns the full physical path of the directory that contains the current application.

Security Note
The MapPath method potentially contains sensitive information about the hosting environment. The return value should not be displayed to users.

Examples

The following example returns the physical path of the virtual directory that contains the specified Web site. In this example, the slash (/) at the beginning of the path indicates an absolute virtual path to the site.

To read MapPath in a code-behind module, use HttpContext.Current.Server.MapPath.

String FilePath;
FilePath = Server.MapPath("/MyWebSite");

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

HttpServerUtility Class

System.Web Namespace

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