ENUM_VALUE_3}publicExampleEnumconvertStringToEnum(StringinputString){try{returnExampleEnum.valueOf(inputString);}catch(IllegalArgumentExceptione){// 处理转换失败的情况returnnull;}}publicbooleancompareEnumWithString(ExampleEnumenumValue,StringcompareString){if(enumValue!=null){returnenumValue.toString().equ...
2. Compare with == 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)...
在Java中,compareTo方法用于比较两个对象的顺序。对于枚举(Enum)类型,compareTo方法是自动实现的,因为枚举值是有限的,并且预先定义好的。当一个枚举类型被声明为final时,表示该枚举类型不可变,即不能有新的枚举值被添加到该类型中。 将compareTo方法设计为final的原因是为了确保枚举类型的整体不可变性。这样可以确保...
下面的例子展示了 java.lang.Enum.compareTo() 方法的用法。 packagecom.tutorialspoint;importjava.lang.*;// enum showing topics covered under TutorialsenumTutorials { topic1, topic2, topic3; }publicclassEnumDemo{publicstaticvoidmain(String args[]){ Tutorials t1, t2, t3; t1 = Tutorials.topic1; ...
How to check if an enum value exists in Java How to iterate over enum values in Java Share it ⟶ ✨ Learn to build modern web applications using JavaScript and Spring Boot I started this blog as a place to share everything I have learned in the last decade. I write about modern Ja...
当此Enum 对象小于给定的 Enum 对象时,它返回负值。 例: // Java program to demonstrate the example// of intcompareTo(Enum obj2) method of// Enum classenumWeeks { SUN, MON, TUE, WED, THU, FRI, SAT; }publicclassCompareTo{publicstaticvoidmain(String args[]){ ...
console.log(string1 === string2); // true While both operators work for comparing strings, I strongly recommend using the strict equality operator (===) as it compares both value and type without type coercion. This helps avoid unexpected behavior in your code. ...
Namespace: Java.Lang Assembly: Mono.Android.dll Compares this enum with the specified object for order. C# Копирај [Android.Runtime.Register("compareTo", "(Ljava/lang/Enum;)I", "")] public int CompareTo(Java.Lang.Object? o); Parameters o Object Returns Int32 Implements...
public int compare(MyEnum o1, MyEnum o2) { return -o1.compareTo(o2); // this flips the order return o1.sound.length() - o2.sound.length(); // this compares length } } 代码示例来源:origin: speedment/speedment @Override public SpeedmentPredicate<ENTITY> notEqual(E value) { return to...
the value 0 if, over the specified ranges, the first and second array are equal and contain the same elements in the same order; a value less than 0 if, over the specified ranges, the first array is lexicographically less than the second array; and a value greater than 0 if, over the...