Children<TNode>.FirstIfTypeOrDefault Method ​
Definition ​
Returns the first node in the collection if it is of the specified type or a specified default if the collection is empty or the first node is a different type.
c#
public TChild? FirstIfTypeOrDefault<TChild>(TChild? @default = null)
where TChild : TNode;Type Parameters ​
| Name | Description |
|---|---|
TChild | The type of the node to return. |
Parameters ​
| Name | Type | Description |
|---|---|---|
default | TChild | The default value to return if the collection is empty or the first node is not of type TChild. |
Returns ​
TChild
The first node if it is of the specified type or default otherwise.
Remarks ​
Slightly quicker than FirstOfTypeOrDefault<TChild>(TChild) if you only care about the first node.