次の方法で共有


IDeque.PeekFirst Method

Definition

Retrieves, but does not remove, the first element of this deque, or returns null if this deque is empty.

[Android.Runtime.Register("peekFirst", "()Ljava/lang/Object;", "GetPeekFirstHandler:Java.Util.IDequeInvoker, Mono.Android, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null")]
public Java.Lang.Object? PeekFirst ();
[<Android.Runtime.Register("peekFirst", "()Ljava/lang/Object;", "GetPeekFirstHandler:Java.Util.IDequeInvoker, Mono.Android, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null")>]
abstract member PeekFirst : unit -> Java.Lang.Object

Returns

the head of this deque, or null if this deque is empty

Attributes

Remarks

Retrieves, but does not remove, the first element of this deque, or returns null if this deque is empty.

Java documentation for java.util.Deque.peekFirst().

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Applies to