That one line would be the call to your custom function,and the function should contain the logic to check all your CBs using Desc Programming-
<font class="small">Code:</font><hr /><pre>
Public Function CheckAllCB()
Dim oCB, CB, iCB
Set oCB = Description.Create
oCB(“type”).value = “checkbox”
Set CB = Browse(“...”).Page(“...”).ChildObjects(oCB)
For each iCB in CB
What efforts have you made till now to come up with a solution?
Just open up QTP help file, look for webcheckbox wincheckbox objects & their properties. Device a simple programing logic and implement it. If you know basics of programing, it will not take more than 15 mins to write a code for what you need.