首先,我们创建一个名为"Color"的Java Enum类,其中包含一些颜色常量。 publicenumColor{RED,GREEN,BLUE} 1. 2. 3. 4. 5. 步骤2:编写一个方法来获取Enum值 接下来,我们编写一个方法来获取Enum值,该方法接受一个Color枚举作为参数,并返回对应的值。 publicclassEnumUtil{publicstaticStringgetValue(Colorcolor){s...
To get an enum value from a string value in Java, you can use the valueOf method of the enum type. Here's an example of how you might do this: public enum Color { RED, GREEN, BLUE } // ... String colorString = "RED"; Color color = Color.valueOf(colorString); This will ...
public void setValue(String value) { this.value = value; } } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 枚举类,会在编译时自动继承java.lang.Enum类; Enum是所有 Java 语言枚举类型的公共基本类(注意Enum是抽象类),以下是它的常见方...
IEventProperty::Value property (COM+) D3D10_SRV_DIMENSION enumeration (Windows) ID3DBlob::GetBufferSize method (Windows) HTTP_REQUEST structure (Windows) EnumLanguageGroupsProc callback function (Windows) EnumTimeFormatsProc callback function (Windows) SecureZeroMemory function (Windows) WLAN_NOTIFICAT...
[Android.Runtime.Register("getEnumConstants", "()[Ljava/lang/Object;", "")] public Java.Lang.Object[]? GetEnumConstants(); Returns Object[] an array containing the values comprising the enum class represented by this Class object in the order they're declared, or null if this Class ob...
Enum コンストラクター プロパティ メソッド クローン CompareTo イコール GetHashCode 名前 序数 ValueOf EnumConstantNotPresentException エラー 例外 ExceptionInInitializerError 浮く ファンクショナルインターフェース属性 IAppendable(アイアペンダブル) ...
ValueDescription EdgeZone HardwareProfile Object Specifies the hardware settings for the virtual machine. Expand table NameTypeDescription vmSize VirtualMachineSizeTypes Specifies the size of the virtual machine. The enum data type is currently deprecated and will be removed by December 23rd 2023....
Assign a value from App.Config to a Attribute of a Property assigning a tooltip for a label Assigning and returning a value in the same statement Assigning each letter of the alphabet a numeric value ? Assigning the Scientific Notation(with E) to Double Variable Assigning values to XML Element...
java.lang.reflect.Proxy; import sun.reflect.annotation.*; import sun.reflect.misc.ReflectUtil; /** * Instances of the class {@code Class} represent classes and * interfaces in a running Java application. An enum is a kind of * class and an annotation is a kind of interface. Every array...
//Ifpisnon-null,setits yvalueto4.p?.y =4; 2、使用构造器 构造器名字既可以有两种形式——ClassName、ClassName.inentifier。如下所示: varp1 =Point(2,2);varp2 =Point.fromJson({'x':1,'y':2}); 当然了,这里我们是省略了new关键字的,如下所示: ...