Specifications

Describe

678 InfoMaker

Describe

Description Reports the values of properties of a report or form object and the controls

within the object. Each column and graphic control in the report or form has a

set of properties. You specify one or more properties as a string and

Describe

returns the values of the properties.

Syntax Describe ( propertylist )

Return value String. Returns a string that includes a value for each property or Evaluate

function. A new line character (~n) separates the value of each item in

propertylist.

If propertylist contains an invalid item,

Describe returns an exclamation point

(!) for that item and ignores the rest of propertylist.

Describe returns a question

mark (?) if there is no value for a property.

Usage Specifying the values for propertylist can be complex. For information and

examples, see the DataWindow Reference in the PowerBuilder documentation

set.

Examples This expression for a computed field in the header band of a report displays the

report’s

SELECT statement:

Describe("DataWindow.Table.Select")

Exp

Description Raises e to the specified power.

Syntax Exp ( n )

Return value Double. Returns e raised to the power n.

Examples This expression returns 7.38905609893065:

Exp(2)