Why PHP cannot do background check with the same of Java Script?
At 22:28 25/7/2001 -0400, Hugh Bothwell wrote:
>"Sommai Fongnamthip" <[EMAIL PROTECTED]> wrote in message
>[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > Hi,
> > I decide to make real time application (like stock market or online
> > news). How could I know when new data arrive to table and retrieve them
>to
> > display or update in web page?
>
>You can't, actually, short of using server-side push;
>
>what you can do is periodically requery the server; either reload the page
>every so often, or (better) use a flag file - set it when data is changed -
>and check it in the background with JavaScript, then reload the page only
>when it is set.
>
>
>
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