February 2013
Intermediate to advanced
672 pages
16h 2m
English
book
The Java® Language Specification, Java SE 7 Edition, Fourth Edition
by James Gosling, Bill Joy, Guy Steele, Gilad Bracha, Alex Buckley
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15.15. Unary Operators
The operators +, -, ++, --, ~, !, and the cast operator (§15.16) are called the unary operators.
UnaryExpression: PreIncrementExpression PreDecrementExpression + UnaryExpression - UnaryExpression UnaryExpressionNotPlusMinusPreIncrementExpression: ++ UnaryExpressionPreDecrementExpression: -- UnaryExpressionUnaryExpressionNotPlusMinus: PostfixExpression ~ UnaryExpression ! UnaryExpression CastExpression
Expressions with unary operators group right-to-left, so that -~x means the same as -(~x).
15.15.1. Prefix Increment Operator ++
A unary expression preceded by a ++ operator is a prefix increment expression.
The result of the unary expression must be a variable of a type that is convertible ...
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