Operators and Functions
DomEL provides the following operators, listed in order of precedence. Operators higher in this list are evaluated before operators lower in the list:
Operator |
Syntax |
Description |
multiply, divide |
i * j / k |
Arithmetic operators for numeric types only. |
percent |
i % j |
Calculates i as a percent of j; numeric types only. |
add, subtract |
i + j - k |
Arithmetic operators for numeric types only. |
equal |
i == j |
Comparison operators for string, numeric, and date types. |
not equal |
i != j |
|
less than |
i < j |
Comparison operators for numeric and date types only. |
less than or equal |
i <= j |
|
greater than |
i > j |
|
greater than or equal |
i >= j |
|
IN set |
i IN ('apples','oranges') |
Sets can be of any type. |
IN range |
i IN (j:k) |
Ranges must be numeric or date types. |
NOT |
NOT( i ) |
Boolean operators. Parentheses are required for NOT. |
AND |
i AND j AND k |
|
OR |
i OR j OR k |
|
parentheses |
() |
Used for grouping. |
DomEL also defines the following operations as functions.
Function |
Syntax |
Description |
startsWith |
startsWith(i, 'prefix') |
Comparison operators for strings. |
endsWith |
endsWith(j, 'suffix') |
|
contains |
contains(k, 'substring') |
|
concat |
concat(i, ' and ', j, ...) |
Returns the string of all parameters concatenated. |
Additional functions are supported in Ad Hoc views.
Recommended Comments
There are no comments to display.