Example to compare enum value with==operator. Test.java packagecom.mkyong.javapublicclassTest{publicstaticvoidmain(String[] args){// Covert string to enum//Language enumObj = Language.valueOf("java".toUpperCase());LanguageenumObj=Language.JAVA;if(enumObj == Language.JAVA) { System.out.println...
Javaequals()method compares two values and returns a boolean value, eithertrueorfalse. We can use this method to compare enum values. Here, we used theColorenum to compare its values. The first value returnsfalse, but it returnstruefor the second. See the example below. ...
public class EnumTest { public static void main(String[] args){ Teacher curry = new Teacher("Curry", Gender.MALE); System.out.println(curry); Gender male = Gender.valueOf("MALE"); Gender female = Gender.FEMALE; Gender[] values = Gender.values(); System.out.println(male+"\t"+female+...
The following example shows the usage of compareTo() method for various enum values of same enum type to check a result which is greater than 0.Open Compiler package com.tutorialspoint; // enum showing topics covered under Tutorials enum Tutorials { Java, HTML, Python; } public class Enum...
enumWeekday{MONDAY,TUESDAY,WEDNESDAY,THURSDAY,FRIDAY,SATURDAY,SUNDAY;}publicclassTest{publicstaticvoidmain(String[]args){for(Weekdayweekday:Weekday.values()){System.out.println(weekday+" 的顺序是:"+weekday.ordinal());}}} 输出: MONDAY的顺序是:0TUESDAY的顺序是:1WEDNESDAY的顺序是:2THURSDAY的顺序...
package All.D13.Enum_;import java.util.concurrent.Callable;public class Demon02 { public static void main(String[] args) { Constants tmp= Constants.valueOf("Constants_B");Constants c[]=Constants.values();} Constants_B在Constants_A的后1个位置 Constants_B与Constants_B是同一个值 ...
包路径:java.lang.Enum 类名称:Enum 方法名:compareTo Enum.compareTo介绍 [英]Compares this object to the specified enum object to determine their relative order. This method compares the object's ordinal values, that is, their position in the enum declaration. ...
compareTo() 方法可在java.lang包。 compareTo() 方法用于在数学上检查此 Enum 对象与给定 Enum 对象的相等或不相等,或者换句话说,我们可以说此方法用于比较两个相同类型的 Enum 常量。 compareTo() 方法是一个非静态方法,它只能通过类对象访问,如果我们尝试使用类名访问方法,那么我们将得到一个错误。
Comparing two enum values. This works because there is only one object for each enum constant. You want to know if two references are to the same objecta.equals(b) N/A Compares values for equality. Because this method is defined in the Object class, from which all other classes are deri...
Java实现 // Java program to show the usage of // ordinal() method of java enumeration enumDay{ SUNDAY,MONDAY,TUESDAY,WEDNESDAY,THURSDAY,FRIDAY,SATURDAY; } classMain{ publicstaticvoidmain(Stringargs[]) { Daydays[]=Day.values(); for(Dayd:days) ...