Operator Associativity in Unary Operators
Unary operators, like negation (-) and logical NOT (!), often have right-to-left associativity.
result = -(-5); # result will be 5 (-(-5))
In single expressions such as `-(-5)`, the right-to-left association implies right-to-left analysis. Initially, the internal negation `-5` is computed, resulting in `-(-5)` equal to `5`. Right-to-left association ensures that external negation acts on the consequences of internal negation. As a result, `-(-5)` evaluates to `5`, indicating that a negation is rejected. This association simplifies single terms and indicates a clear sequence of functions without the need for explicit parentheses. Thus, the resulting value is `5`, because the outer negation eventually negates the result, resulting in the original value
Operator Associativity in Programming
Operator associative refers to the order in which operators of the same precedence are used in a word. In a programming language, it is important to understand the interactions between operators to properly define and test expressions. In this article, we will discuss operator associativity in programming.
Table of Content
- Operator Associativity in Arithmetic Operators
- Operator Associativity in Relational Operators
- Operator Associativity in Logical Operators
- Operator Associativity in Assignment Operators
- Operator Associativity in Bitwise Operators
- Operator Associativity in Conditional (Ternary) Operator
- Operator Associativity in Unary Operators
- Operator Associativity in C
- Operator Associativity in C++
- Operator Associativity in Java
- Operator Associativity in Python
- Operator Associativity in C#
- Operator Associativity in Javascript
Here is a table illustrating the Operator Associativity in Programming:
Operators | Associativity |
|---|---|
Arithmetic | Left to right |
Relational | Left to right |
Logical | Left to Right |
Assignment | Right to Left |
Bitwise | Left to Right |
Conditional (Ternary) | Right to Left |
Unary | Right to Left |