importjava.util.*;publicclassMain{publicstaticvoidmain(String[]args){Set<String>set=newHashSet<>();set.add("A");set.add("B");set.add("C");StringlastElement=null;Iterator<String>iterator=set.iterator();while(iterator.hasNext()){lastElement=iterator.next();}System.out.println("最后一个...
[Android.Runtime.Register("last", "()Ljava/lang/Object;", "GetLastHandler:Java.Util.ISortedSetInvoker, Mono.Android, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null")] public Java.Lang.Object? Last (); Returns Object the last (highest) element currently in this set Attributes Regis...
TreeSet.Last Method Reference Feedback Definition Namespace: Java.Util Assembly: Mono.Android.dll Returns the last element in this set. [Android.Runtime.Register("last", "()Ljava/lang/Object;", "GetLastHandler")] public virtual Java.Lang.Object? Last (); Returns Object Implements ...
Position of the first element removed from the set. _Last Position just beyond the last element removed from the set. _Key The key of the elements to be removed from the set. Return Value For the first two member functions, a bidirectional iterator that designates the first element remaining...
if it.Last() { lastKey, lastValue := it.Key(), it.Value() ... } // Seek function, i.e. find element starting with "b" seek := func(key interface{}, value interface{}) bool { return strings.HasSuffix(value.(string), "b") } // Seek to the condition and continue traversal ...
last() 返回此 set 中当前最后一个(最高)元素。 headSet(E toElement) 返回此 set 的部分视图,其元素严格小于toElement。 tailSet(E fromElement) 返回此 set 的部分视图,其元素大于等于fromElement。 subSet(E fromElement, E toElement) 返回此 set 的部分视图,其元素从 fromElement(包括)到 toElement(不...
firstfirst () -> Element? lastlast () -> Element? getget (index: Int) -> Element? removeremove <U: Equatable> (element: U) atat (indexes: Int...) -> Array taketake (n: Int) -> Array takeWhiletakeWhile (condition: (Element) -> Bool) -> Array ...
Returns a const iterator that addresses the location just beyond the last element in a range.C++ Copy const_iterator cend() const; Return ValueA const forward-access iterator that points just beyond the end of the range.Remarkscend is used to test whether an iterator has passed the end of...
getLastValue();add add(value: T): boolean 向容器中添加一组数据。 系统能力: SystemCapability.Utils.Lang 参数: 参数名 类型 必填 说明 value T 是 添加的成员数据。 返回值: 类型 说明 boolean 成功添加新数据至容器返回true,否则返回false。 错误码: 以下错误码的详细介绍请参见语言基础类库...
begin Returns an iterator that addresses the first element in the set. cbegin Returns a const iterator that addresses the first element in the set. cend Returns a const iterator that addresses the location succeeding the last element in a set. clear Erases all the elements of a set. contains...