Re: Timers in php?

On Thu, 31 Jan 2008 07:41:00 -0500, in comp.lang.php Jerry Stuckle
<jstucklex@xxxxxxxxxxxxx>
<5fSdnR2QXIfWXzzanZ2dnUVZ_ovinZ2d@xxxxxxxxxxx> wrote:

| Jeff North wrote:
| > On Thu, 31 Jan 2008 03:15:34 GMT, in comp.lang.php fb <fb@xxxxxxxxx>
| > <q3boj.26676$4w.24243@pd7urf2no> wrote:
| >
| >> | Hello. I was working on a .php page that asks a user a question, then,
| >> | after the submit the answer (multiple choice) it takes data from a
| >> | database and makes a new question. Let's say that they have 10
| >> | questions to answer. I'd like to give them a time limit to answer these
| >> | 10 questions. I was wondering if it is possible to make a timer in php,
| >> | that counts down and won't reset every time a new question is pulled
| >> | from the database (it seems this causes a refresh).
| >> |
| >> | If this is possible, could you please point me towards some code
| >> | snippets? Many thanks
| >> |
| >> | fb
| > The start and finish times need to be set within PHP.
| > These values must be stored within session variables.
| > On the web page use AJAX to get the current time every second.
| > If the user is over the time limit then, on the web page, alert the
| > user to this fact then, on a click of a button, move to the next
| > question.
| >
| > Your ISP might send you a not so nice notice to stop abusing the
| > system.
|
| Or, if you're going to be using Javascript anyway, no need for the trip
| to the server. Just do a client-side timer.

That would allow for the person to change their system clock and
'upset' the timing.
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