GetExpressions()
Summary
Returns an array of all expression fields defined in a view.
Syntax
field_names_array = GetExpressions(string view_name)
| Argument | Contents |
|---|---|
| view_name | The view of interest |
Returns
An array containing the names of all expression fields in the view.
Notes
-
If view_name is null, GetExpressions() returns information about the current view.
-
If the input view does not exist or the input view_name is null and there is no current view, GetExpressions() returns null.
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If the input view is a joined view, the array returned includes expression fields created on the joined view as well as those created on component views.
Example
// Get all expressions on the State view
exprs = GetExpressions("States")See Also
| Function | Summary |
|---|---|
| CreateExpression() | Creates an expression field on a view |
| DestroyExpression() | Destroys an expression field |
| GetExpressionInfo() | Returns information about an expression (formula) field |