SELECT count(*) as pcount FROM news
得出table news有多少條記錄
UPDATE article SET 這是半句 沒有寫完
這句話是要update table articleif(!empty($_POST)){$content = $_POST['content'];$sql = "UPDATE article SET content = '$content' WHERE id=1";$result = mysql_query($sql);if($result){show_msg("更新成功", "about_us.php");}}//獲取公司簡介$about = array();$sql = "SELECT * FROM article WHERE id = 1";$result = mysql_query($sql);if($result && mysql_num_rows($result)){$about = mysql_fetch_array($result);}如果post 是空$content=post['content']更新table article 讓 id為1的content=$content 執(zhí)行sql檢查是否執(zhí)行sql如果是顯示更新成功$about=數(shù)組（）從table article選擇id=1的全部記錄執(zhí)行sql結(jié)果顯示行號$about=結(jié)果集返回的數(shù)組