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another simple question. - PHP Development

select from db where id = 3... if it doesn't exist, how can i display a message saying so. for example: "3" is not a valid selection. make sense? thanks....

  1. #1

    Default another simple question.

    select from db where id = 3...

    if it doesn't exist, how can i display a message saying so.

    for example:

    "3" is not a valid selection.

    make sense?
    thanks.


    Trevor Kearsey Guest

  2. #2

    Default Re: another simple question.

    Trevor Key wrote:
    >
    > select from db where id = 3...
    >
    > if it doesn't exist, how can i display a message saying so.
    >
    > for example:
    >
    > "3" is not a valid selection.
    $res = mysql_query("select from db where id = 3");
    if (!$res)
    echo "ERROR" . mysql_error();
    elseif (mysql_num_rows($res) == 0)
    echo "No results from search";
    else
    echo "Results were returned from search.";

    Shawn
    --
    Shawn Wilson
    [email]shawnglassgiant.com[/email]
    [url]http://www.glassgiant.com[/url]
    Shawn Wilson Guest

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