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Unary Operators (Java and Corel Paradox Cross Reference Guide)

By Mike Prestwood

Java versus Corel Paradox: A side by side comparison between Java and Corel Paradox.

 
Operators
 

A language symbol used for assignment, comparison, computational, or as a logical.

Unary Operators

[Other Languages] 

General Info: Unary Operator

An operation with only one operand (a single input). Common unary operators include + plus, - minus, and bitwise not. Some operators can function as both unary and binary operators. For example, + and - operators can serve as either.

Languages Focus

What unary operators are supported in additoin to the standard plus, minus, and bitwise not.

Java: 

An operation with only one operand (a single input). The Java unary operators are ++, --, +, -, ~, and !.

  • + Indicates positive value (numbers are positive without this)
  • - Negates an expression
  • ++ Increment operator by 1
  • -- Decrement operator by 1
  • ! Logical complement operator (inverts the value of a boolean)
  • ~ Bitwise inversion operator (works on integral data types)
More Info / Comment
Corel Paradox: 

The ObjectPAL unary operators are:

+
-
Not

More Info / Comment












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