Determine whether the family has been defined by the user.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 17.0.0.0 (17.0.484.0)
Since: 2015

Syntax

C#
`public bool IsUserCreated { get; }`

Visual Basic
`Public ReadOnly Property IsUserCreated As Boolean Get`

Visual C++
`public: property bool IsUserCreated { bool get (); }`

Remarks

Some families are created internally and cannot be saved or reloaded. This function will return False for such internal families.