Supported operators and expressions
-
Arithmetic operators for numeric data types: +, -, *, /, ^, ++, --, +=, -=, *=, /=, ^=
-
Relational operators for all data types: =, >, <, <>, >=, <=, NOT, AND, OR
-
The concatenation operator for String data types: +
-
DataWindow expressions are supported
-
The supported features of operators & expressions are related to null values and forced conversion.
Precedence of supported operators
These operators will follow the order of precedence listed in the table below:
Table 204.
|
Order |
Operator |
Purpose |
|---|---|---|
|
1 |
( ) |
Grouping |
|
2 |
+, -, NOT |
Unary plus (indicates positive number), unary minus (indicates negative number), Negation |
|
3 |
^ |
Exponentiation |
|
4 |
*, / |
Multiplication and division |
|
5 |
+, - |
Addition and subtraction; string concatenation |
|
6 |
>, <, <=, >= |
Relational operators |
|
7 |
=, |
Relational operators |
|
8 |
AND |
Logical and |
|
9 |
OR |
Logical or |
Unsupported
Avoid data overflow in the application. If there is data overflow, the Web application handles the data differently from the PowerBuilder application.
