Getting html tag Expression from DOM Explorer

[Uma]

HI,

In vb . net code am geting root panel expression as below and passed as parameter to HtmlFindExpression as below.

Dim expidMain As New HtmlFindExpression("style =MARGIN:1em", "id=divMain", "Tagname=DIV")

I need to know Is this correct way of  finding expression.

I also need to find all table header expression inside root panel and am trying with below line of code

   Dim simpleGridHeader As IList(Of HtmlControl) = app.find.byexpression(expidMain).Find.Allbyexpression("style=BACKGROUND-IMAGE:url(awc.axd?r=headerBackground.gif&d=ExpandableSectionControl&v=7153590);BACKGROUND-REPEAT:repeat-y;CURSOR:default", "id=?_headerDiv", "class=ExpandableHeader", "Tagname=DIV")

but i get exception here as Object variable or With block variable not set.

Kindly assist ASAP.

[Stoich]

Hi Uma,

    check out this tutorial on Find Expressions in the WebAii Framework:
http://www.artoftest.com/support/webaii/topicsindex.aspx?topic=byexpression

It should give you a good idea how to create a powerful Find Expression. 

Let me know how it goes.

Best wishes,
Stoich
the Telerik team