ActivityCollection.Item[] Property
Important
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Gets an item Activity in the ICollection by name or index.
| Item[String] |
Gets the activity in the ICollection based on the string which is a unique key. |
| Item[Int32] |
Gets or sets the activity in the ICollection based on the index. |
Gets the activity in the ICollection based on the string which is a unique key.
public:
property System::Workflow::ComponentModel::Activity ^ default[System::String ^] { System::Workflow::ComponentModel::Activity ^ get(System::String ^ key); };public System.Workflow.ComponentModel.Activity this[string key] { get; }member this.Item(string) : System.Workflow.ComponentModel.ActivityDefault Public ReadOnly Property Item(key As String) As ActivityParameters
- key
- String
Unique identifier for activity in the ICollection.
Property Value
A member Activity of the ICollection; the key in the ICollection which was specified in the call.
Remarks
If there is no Activity in the ICollection with specified key, an exception is raised.
Applies to
.NET Framework 4.8.1 和其他版本
| 產品 | 版本 |
|---|---|
| .NET Framework | 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
Gets or sets the activity in the ICollection based on the index.
public:
property System::Workflow::ComponentModel::Activity ^ default[int] { System::Workflow::ComponentModel::Activity ^ get(int index); void set(int index, System::Workflow::ComponentModel::Activity ^ value); };public System.Workflow.ComponentModel.Activity this[int index] { get; set; }member this.Item(int) : System.Workflow.ComponentModel.Activity with get, setDefault Public Property Item(index As Integer) As ActivityParameters
- index
- Int32
Zero-based index into the ICollection.
Property Value
A member activity of the ICollection, whose index in the ICollection was specified in the call.
Implements
Exceptions
index is not a valid index in IList.
The property is set and the IList is read-only.
Applies to
.NET Framework 4.8.1 和其他版本
| 產品 | 版本 |
|---|---|
| .NET Framework | 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
