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syntactic unit > scoping unit > block

block
subject			fact

block	contains several statements surrounded by braces
	has definition Any code between matching braces
	has definition A syntactic unit that groups statements or makes new declarations
	has example { a =5; b = computeSomething; }
	has layout example style preferred by Sun: if(condition) { // statements }
	has layout example style preferred by the authors: if(condition) { // statements }
	has purpose to create a new scope and/or to create a compound statement
	is a subtopic of Statements and Expressions
	is partitioned into body, nested block
	is used as the body of classes, loops, conditional statements and for exception handling
	is a kind of scoping unit
syntactic unit	has syntax rule bold = mandatory italic = non-terminal normal font = optional

Kinds of block :

• body (3 kinds, 22 facts) - A block that is not nested inside another block
• catch block (5 facts)
• else block (4 facts)
• nested block (5 kinds, 22 facts) - A block that is nested inside another block