Separators are used to inform the Java compiler of how things are grouped in the code. For example, items in a list are separated by commas much like lists of items in a sentence. The most commonly used separator in Java is the semicolon. As you have seen, it is used to terminate statements.
Symbol
|
Name
|
Purpose
|
;
|
Semicolon
|
Terminates statements.
|
,
|
Comma
|
Separates consecutive identifiers in a variable
declaration.
Also used to chain statements together inside a for statement.
|
{ }
|
Braces
|
Used to contain the values of automatically initialized arrays.
Also used to define a block of code, for classes, methods, and local scopes.
|
( )
|
Parentheses
|
Used to contain lists of parameters in method definition and invocation.
Also used for defining precedence in expressions, containing expressions in control statements.
Also used for surrounding cast types.
|
[ ]
|
Brackets
|
Used to declare array types.
Also used when differencing array values.
|
.
|
Period
|
Used to separate package names from sub packages and classes Also used to separate a variable or method from a reference variable.
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