enum function

  The enum enum type of Java finally appeared in j2se1.5. Before thought it was just a chicken, dispensable. After all these years, without it, don't everyone have a good one? Today, "Thinking in Java" 4th edition, there is a sentence "sometimes

Simple IntroductionEnum types in Java are defined by the keyword enum, a new type from jdk1.5, and all enum types inherit from the enum type. To understand enumeration types, we recommend that you first open the enum class in the JDK and simply read

Enum, which is an enumeration type, has a similar type in each programming language.Because of the use of less, every time I see an enum will be daunting, because its grammar is really "do not press the regular card" Ah!　　The general enum syntax is

Introduction to LUA values and types in LUA 5.1 Reference Manual. Lua is a dynamic language, where variables have only values and no types in Lua. So variables in Lua do not need to be declared. So the value itself contains the type.In fact, Lua

Original URL: http://blog.csdn.net/wgw335363240/article/details/6359614Java enum-type enum useWhen I recently discussed the issue with my colleagues, my colleague suddenly mentioned why the constant values defined in Java do not take the ENMU

Usage One: ConstantsBefore JDK1.5, we defined constants: public static fianl ..... Now, with enumerations, you can group related constants into an enumeration type, and enumerations provide more methods than constants. Public enum Color { RED,

This model is built in models, in which the method of obtaining an enumeration class is writtenDo not pirated, reproduced please add the source Http://blog.csdn.net/yanlintao1Class Student extends zend_db_table{protected $_name = ' student

Reference 55049192This explains why an enumeration class cannot be inherited: it has inherited the parent enum class, and its parent implements the serializable interface, which means that all enum classes implement serializationThe Enum class also

Http://apps.hi.baidu.com/share/detail/23749270 1. Definition of EnumEnum Fabric {Cotton = 1, silk = 2, wool = 4, rayon = 8, other = 128} 2. Conversion between symbol names and constant values Fabric Fab = fabric. cotton; int fabnum =

Since the C language, The enum type has been introduced into the language as a constant of a finite set of user-defined classes.And once became the only method for defining constants in the compilation period in C ++ (a static integer constant was