GetLastReturn
PowerScript function
Description
Returns the return value from the last InvokePBFunction or
TriggerPBEvent function.
Applies to
Window ActiveX controls
Syntax
|
1 |
activexcontrol.GetLastReturn ( ) |
|
Argument |
Description |
|---|---|
|
activexcontrol |
Identifier for the instance of the PowerBuilder window |
Return value
Any.
Returns the last return value.
Usage
Call this function after calling InvokePBFunction or TriggerPBEvent
to access the return value. JavaScript scripts must use this function to
access return values from InvokePBFunction and TriggerPBEvent. VBScript
scripts can either use this function or access the return value using an
argument in InvokePBFunction or TriggerPBEvent.
Examples
This JavaScript example calls the GetLastReturn function:
|
1 2 3 4 5 6 7 |
... retcd = PBRX1.TriggerPBEvent(theEvent, numargs); rc = parseInt(PBRX1.GetLastReturn()); if (rc != 1) { alert("Error. Empty string."); } ... |
This VBScript example calls the GetLastReturn function:
|
1 2 3 4 5 6 7 8 |
... retcd = PBRX1.TriggerPBEvent(theEvent, & numargs, args) rc = PBRX1.GetLastReturn() IF rc <> 1 THEN msgbox "Error. Empty string." END IF ... |
See also