In this guide to Java enum with string values, learn to create enum using strings, iterate over all enum values, get enum value and to perform reverse lookup to find enum by string parameter. In thisguide to Javaenumwith string values, learn tocreate enum using strings, iterate over all e...
Access enum by name Iteratve over all values of Enum with String constansts In this quick tutorial, how to create String constants using enum, convert String to enum etc. You can go though complete enum tutorial here. Let’s create java enum String constants. Create java enum String 1 2...
In this example, we’ve defined an enumDaywith two constants:MONDAYandTUESDAY. Each constant is assigned a specific value through the enum’s constructor. The private variablevalueholds the value for each constant. This is just a basic way to use enums with values in Java, but there’s mu...
Creategetter methodsso we can access any of the values assigned to a particular enum constant Create areverse lookupmethod so we can get the enum constant from any given enum value assigned to it 2. Example of Enum with Multiple Values In the given example, we are creating an enumAccountSta...
com.dxz.enumtest.Color[] ENUM$VALUES;//初始化过程,对枚举类的所有枚举值对象进行第一次初始化static{0newhr.test.Color [1]3dup4 ldc <String "RED"> [16]//把枚举值字符串"RED"压入操作数栈6 iconst_0//把整型值0压入操作数栈7 invokespecial hr.test.Color(java.lang.String,int) [17]//调用...
5. Java Enum valueOf() The valueOf() method takes a string and returns an enum constant having the same string name. For example, Size.valueOf("SMALL") // returns constant SMALL. 6. Enum values() The values() method returns an array of enum type containing all the enum constants. ...
First of all, let’s see anenumexample: enum Weekday { Mon("Monday"), Tue("Tuesday"), Wed("Wednesday"), Thu("Thursday"), Fri("Friday"), Sat("Saturday"); private String fullName; Weekday(String fullName) { this.fullName = fullName; ...
classEnumDemo{publicstaticvoidmain(String[]args){for(Directionsdir:Directions.values()){System.out.println(dir);}}} This code would display all the four constants. Enum Fields and Methods Lets take an example first then we will discuss it in detail: ...
Enum.ValueOf(Class, String) Method Reference Feedback Definition Namespace: Java.Lang Assembly: Mono.Android.dll Returns the enum constant of the specified enum class with the specified name. [Android.Runtime.Register("valueOf", "(Ljava/lang/Class;Ljava/lang/String;)Ljava/lang/Enum;", "")...
public static SexEnum getSexEnumByCode(String code){ for(SexEnum sexEnum : SexEnum.values()){ if(StringUtils.equals(code, sexEnum.getCode())){ return sexEnum; } } return null; } 1. 2. 3. 4. 5. 6. 7. 8. 以这种方案实现时,需要在每个枚举类中都定义类似上述结构的方法。当项目中的...