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| syntactic unit > access unit > variable > constant > constant local variable |
| constant local variable | ||||
| subject | fact | |||
| constant local variable | is a subtopic of Constants | ![]() |
| is allowed in Java 1.1 and later | ![]() | |
| is not allowed in Java 1.0 | ![]() | |
| is a kind of constant | ![]() | |
| is a kind of local variable | ![]() | |
| constant | can be referenced without the existence of an instance of a class | ![]() |
| has lifetime longer than the existence of an instance of the class | ![]() | |
| has name a constant name | ![]() | |
| to declare you use the 'final' keyword | ![]() | |
| local variable | can be declared anywhere in a method | ![]() |
| can be initialized by an assignment statement | ![]() | |
has a lifetime which is the time of one execution of its block ![]() ![]() | ![]() | |
| variable | can be accessed by other variables and methods in any class in the same package by default ![]() | ![]() |
| can contain different classes of objects depending on the type of the variable | ![]() | |
| can contain only values that are of the same type as the variable or a subtype of the variable's type | ![]() | |
can refer to a particular object, several different objects during the execution of a program, or no object at all ![]() | ![]() | |
| has purpose to refer to an object or a class or a primitive datum | ![]() | |
| has scope | ![]() | |
| has part value | ![]() | |
is declared by giving the data type followed by the name of the variable ![]() | ![]() | |
| is destroyed in the block where it is declared | ![]() | |
| may have access modifier | ![]() | |
| refers to a class or an object or a primitive datum | ![]() | |
| should be as private as possible | ![]() | |
| access unit | has access mode | ![]() |
| syntactic unit | has syntax rule bold = mandatory | ![]() |
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