Gets and sets the property PathPrefix. 
            
            The path prefix for filtering the results. For example:                 CopyC#,
            which would get all roles whose path starts            with
CopyC#,
            which would get all roles whose path starts            with /application_abc/component_xyz/
 CopyC#.
CopyC#.
            /application_abc/component_xyz/
This parameter is optional. If it is not included, it defaults to a slash (/), listing all roles.
 Declaration Syntax
 Declaration Syntax| C# | 
public string PathPrefix { get; set; }