java 中的集合接口 Collection public interfaceCollection<E> extendsIterable<E> The root interface in thecollection hierarchy. A collection represents a group of objects, known as itselements. Some collections allow duplicate elements and others do not. Some are ordered and others unordered. The JDK ...
collection hierarchy的最顶层接口,collection是一组object的集合,jdk不提供任何直接实现Collection的类,但是对Collection的子接口(比如set、list)提供了实现类。这个接口的典型用法是遍历集合、大部分集合操作(包括包含关系判断、集合的并、差操作;集合的交操作不是基本操作,没有在Collection中定义)。 /*** The root int...
The root interface in thecollection hierarchy. A collection represents a group of objects, known as itselements. Some collections allow duplicate elements and others do not. Some are ordered and others unordered. The JDK does not provide anydirectimplementations of this interface: it provides impleme...
Storing Data Using the Collections Framework ➜ Current Tutorial Getting to Know the Collection Hierarchy ➜ Next in the Series Storing Elements in a Collection Home>教程>The Collections Framework> Getting to Know the Collection Hierarchy
Interfaces− These are abstract data types that represent collections. Interfaces allow collections to be manipulated independently of the details of their representation. In object-oriented languages, interfaces generally form a hierarchy. Implementations, i.e., Classes− These are the concrete impleme...
Collection public interface Collection<E> extends Iterable<E> The root interface in……欲了解更多信息欢迎访问华为HarmonyOS开发者官网
RealmCollectionis the root of the collection hierarchy that Realm supports. It defines operations on data collections and the behavior that they will have in all implementations ofRealmCollections. Realm collections are "live" views to the underlying data. This means that they automatically will be ...
zfzf - A fzf-powered file picker for ZSH which allows you to quickly navigate the directory hierarchy. zgen-compinit-tweak - Make compinit run only once after all loading is done by zgen. zgenom-ext-eval - zgenom extension for creating plugins inline. zhooks - Displays the contents of ...
Class Hierarchy java.lang.Object com.bea.p13n.expression.internal.ComplexExpressionImpl (implements com.bea.p13n.expression.Expression, com.bea.p13n.expression.ExpressionEvents) com.bea.p13n.expression.operator.Operator com.bea.p13n.expression.operator.collection.CollectionOperator (implements com...
// Recursively process the configuration class and its superclass hierarchy. SourceClass sourceClass = asSourceClass(configClass); do { sourceClass = doProcessConfigurationClass(configClass, sourceClass); } while (sourceClass != null); this.configurationClasses.put(configClass, configClass); } ...