Ruby Operators Precedence

Last update on November 13 2023 12:49:19 (UTC/GMT +8 hours)

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

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