Using expressions in Podaris

Where Podaris accepts mathematical expressions, you may make use of a variety of operators and variables. The following is an inexhaustive list of operators accepted throughout Podaris.

Operator	Name	Syntax	Example	Result
(, )	Grouping	(x)	2 * (3 + 4)	14
,	Parameter separator	x, y	max(2, 1, 5)	5
.	Property accessor	obj.prop	obj={a: 12}; obj.a	12
;	Statement separator	x; y	a=2; b=3; a*b	[6]
+	Add	x + y	4 + 5	9
+	Unary plus	+y	+4	4
-	Subtract	x - y	7 - 3	4
-	Unary minus	-y	-4	-4
*	Multiply	x * y	2 * 3	6
/	Divide	x / y	6 / 2	3
%, mod	Modulus	x % y	8 % 3	2
^	Power	x ^ y	2 ^ 3	8
and	Logical and	x and y	true and false	false
not	Logical not	not y	not true	false
or	Logical or	x or y	true or false	true
xor	Logical xor	x xor y	true xor true	false
=	Assignment	x = y	a = 5	5
? :	Conditional expression	x ? y : z	15 > 100 ? 1 : -1	-1
==	Equal	x == y	2 == 4 - 2	true
!=	Unequal	x != y	2 != 3	true
<	Smaller	x < y	2 < 3	true
>	Larger	x > y	2 > 3	false
<=	Smallereq	x <= y	4 <= 3	false
>=	Largereq	x >= y	2 + 4 >= 6	true

Using expressions in Podaris

Certain fields in Podaris accept mathematical expressions and reference variables derived from attributes such as those associated with datasets.