EXPRESSION Object
- Last UpdatedOct 16, 2025
- 1 minute read
This object is used to define a basic expression that can be applied against a database element or another object and return any data typed result, BOOLEAN, STRING,
EXPRESSION objects may be used by COLLECTION objects to filter the results of the collection.
Methods
|
Name |
Result |
Purpose |
|---|---|---|
|
Expression |
Constructor (initializes all the object’s settings). |
|
|
Expression (STRING) |
Constructs and defines the expression. ('ATTRIBUTE----') should be used for attributes for speed and efficiency. Other examples are ('PURP eq IPIPINGI') or ('XLEN + STRING(XLEN)'). |
|
|
AttributeExpression (STRING) |
Makes the passed attribute an expression. AttributeExpression ('LENGTH') is the same as Expression ('ATTRIBUTE LENGTH'). |
|
|
String() |
STRING |
Returns the current expression as a string. |
|
Evaluate(DBREF) |
ANY |
Evaluates the current expression against the passed object |