Loop through all controls on asp.net webpage

Question

I need to loop through all the controls in my asp.net webpage and do something to the control. In one instance I\'m making a giant string out of the page and emailing it to

Answer 1

sub getcontrols(byref c as control, byref allControls as list(of control)
if c isnot nothing
allcontrols.add(c)
if c.controls.count>0 then
for each ctrl as control in c.controls
getcontrols(ctrl,allcontrols)
next
end if