Developing Apama Applications > Apama EPL Reference > Expressions > Expression operator precedence
Expression operator precedence
The following table lists the primary and bitwise expression operators in order by their precedence, from lowest to highest. See also Event expression operator precedence.
Operation
Operator
Precedence
Logical or bitwise union
or
1
Logical or bitwise exclusive or
xor
2
Logical or bitwise intersection
and
3
Unary logical or bitwise inverse
not
4
Relational
<, <=, >, >=, !=, =
5
Additive
+, –
6
String concatenation
+
6
Multiplicative
*, /, %
7
Unary additive
+, –
8
Name qualifier (Dot)
.
9
Object constructor
new
9
Subscript
[ ]
9
Action call
ActionName()
10
Parenthesised expression
( )
10
Stream query
from
10
Stream source template
all
10
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