Separators help define the structure of a program. The separators
used in HelloWorld are parentheses, ( )
, braces,
{ }
, the period, .
, and the semicolon,
;
. The table lists the six Java separators (nine if
you count opening and closing separators as two).
Separator Purpose | |
---|---|
( ) | Encloses arguments in method definitions and calling; adjusts precedence in arithmetic expressions; surrounds cast types and delimits test expressions in flow control statements |
{ } | defines blocks of code and automatically initializes arrays |
[ ] | declares array types and dereferences array values |
; | terminates statements |
, | separates successive identifiers in variable declarations; chains statements in the test, expression of a for loop |
. | Selects a field or method from an object; separates package names from sub-package and class names |
: | Used after loop labels |