";
$selectString1="select * from category";
$resuleSet1=mysql_query($selectString1);
while($categoryName=mysql_fetch_array($resuleSet1)){
$selectString2="select * from news where category_id=$categoryName[category_id]";
$resuleSet2=mysql_query($selectString2);
while($newsContent=mysql_fetch_array($resuleSet2)){
echo "".$categoryName['name']."
";
echo "主题：".$newsContent['title']."
";
echo "新闻内容：".$newsContent['content']."
";
}
}
?>