IPB_Value interface
Description
The IPB_Arguments
and IPB_Value interfaces pass values between the PowerBuilder
VM and PowerBuilder extension modules. Through the IPB_Value
interface, you can access information about each variable, including
its type, null flag, access privileges, array or simple type, and reference
type.
Methods
Table 7-4: IPB_Value methods
Method
|
Description
|
|---|
Get<type>
|
Set of datatype-specific methods that
return a pointer to the data in IPB_Value
|
GetClass
|
Returns the class handle of a PowerBuilder
object
|
GetType
|
Returns the datatype of a single data
item or array
|
IsArray
|
Returns true if the
IPB_Value instance contains an array, otherwise returns false
|
IsByRef
|
Returns true if the
IPB_Value instance is passed by reference
|
IsEnum
|
Returns true if the
IPB_Value instance contains a null value,
otherwise returns false
|
IsObject
|
Returns true if the
IPB_Value instance contains an object or object array,
otherwise returns false
|
SetToNull
|
Used to set the data contained in the
IPB_Value instance to null so that data
can be reset
|
Set<type>
|
Set of datatype-specific methods that
set the value of the IPB_Value instance
|