poIQueryIterator Valid

Checks for iterator validity.

Syntax

poIQueryIterator_handle Valid

Application

HyperView Tcl Modify

Description

This command checks for iterator validity.

Example

To populate a list with the results of a query control handle:

myQueryName GetIteratorHandle myIteratorName
myIteratorName First
while { [myIteratorName Valid] == "true" } {
lappend myList [myIteratorName GetDataList]
myIteratorName Next }

Errors

Returns success ("true"), or an error ("false").