w3resource logo


Ruby tutorials

Ruby Operators Precedence

Secondary Nav

Operators Precedence

Here is the list of Ruby operators, by precedence (high to low) :

Operator(s) Operation
 !, ~, + Boolean NOT, bitwise complement, unary plus
** Exponentiation
- Unary minus (define with -@)
*, /,  % Multiplication, division, modulo (remainder)
+, - Addition (or concatenation), subtraction
<<, >> Bitwise shift-left (or append), bitwise shift-right
& Bitwise AND
|, ^ Bitwise OR, bitwise XOR
>, >=, <, <= Ordering
<=>, ==, ===, !=, =~, !~ Equality, pattern matching, comparison
&& Boolean AND
|| Boolean OR
.., ... Range creation and Boolean flip-flops
 ?,  : Conditional
modifier-rescue Exception-handling modifier
=, +=, -=, etc. Assignment
defined? Test variable definition and type
not Boolean NOT (low precedence)
or, and Boolean OR, Boolean AND
modifier-if, modifier-unless, modifier-while, modifier-until Conditional and loop modifiers
{ } blocks blocks


Join our Question Answer community to learn and share your programming knowledge.

Help the community:

PHP: Loop

JavaScript: Delete duplicates in an array

Oracle: Round the number