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How to access Enum constants? - enum Day  Java enum  enum in Java  Java Tutorial Login system using PHP with MYSQL database - YouTube 19 - Enumerated Types ( Enum ) in Java - برمجة 2 - YouTube Learn Solidity beginner level tutorial 16 - Creating Enums -What is Enum? C Program Enums

Converts this BigInteger to a long.This conversion is analogous to a narrowing primitive conversion from long to int as defined in section 5.1.3 of The Java™ Language Specification: if this BigInteger is too big to fit in a long, only the low-order 64 bits are returned.Note that this conversion can lose information about the overall magnitude of the BigInteger value as well as return a ... Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows: for (Transaction.Purpose c : Transaction.Purpose.values()) System.out.println(c); Returns: an array containing the constants of this enum type, in the order they are declared ; valueOf public static Transaction.Purpose valueOf(String ... Item 30: Use enum instead of int constants使用枚举代替int常量. You can add or reorder constants in an enum type without recompiling its clients because the constant values are not compiled into the clients as they are with the int enum pattern. Enums are by their nature immutable, and so all their fields should be final. Returns an array containing the constants of this enum type, in the order they are declared. Why allow Enum to have a null value? There are few use cases, I believe. For example, we need to initialize an enum variable to tell us it's not really part of the enum, but we can change its value later, so that it is part of it. If there was no way to initialize an enum variable as null, then we would

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How to access Enum constants? - enum Day Java enum enum in Java Java Tutorial

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