Lester Caine wrote:
I'm having very occasional problems with my PHP5 applications which only
seem to be explained if the script is run twice.
Example - page has 'Add Ticket' button, which adds a record and marks it
as being processed by the location that created it. 99.99% of the time
no problems, but just now and again there are two records, with
different primary keys - so the database bit worked - but with very
close now times and identified as being at the same counter. The next
page does not have the 'Add Ticket' button, so it would seem the first
script was trigger twice?
Am I simply going mad ( which is the logical choice ;) ), or is this
something that can happen and needs to be handled?
OK this is getting interesting.
I could not believe that double clicking a link would run the link
twice. It just does not make any sense. So I've been round the browsers.
IE does NOT process the link twice how ever I try and since all the user
sites are IE they should be OK.
Moz, Firefox and Sea Monkey *DO* run the link twice, and any code
attached to that link.
I can't believe that this has not surfaced before. I should not need to
prevent duplicate actions, but it looks as that is required by the
Mozilla browsers :(
--
Lester Caine - G8HFL
-----------------------------
L.S.Caine Electronic Services - http://home.lsces.co.uk
Model Engineers Digital Workshop -
http://home.lsces.co.uk/ModelEngineersDigitalWorkshop/
Treasurer - Firebird Foundation Inc. - http://www.firebirdsql.org/index.php
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