循环时我无法在内部创建num行 [英] i can't make num rows inside while looping
本文介绍了循环时我无法在内部创建num行的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我有两张桌子 第一表:用于产品 第二张表:用于类别
i have tow tables first table : For products Second Table : For Categories
我想这样在浏览器中显示
i want to show in browser like this
类别1(20) 类别2(5) 类别3(3)
category1 (20) category2 (5) category3 (3)
$select_sub_cat = mysql_query("SELECT * FROM sub_cat WHERE ct_id='".$row_main['id']."' ");
while($row_sub = mysql_fetch_array($select_sub_cat))
{
$select_num_sub = mysql_query("SELECT * FROM market WHERE sub_cat='".$row_sub['id']."' ");
$row_num_sub = mysql_num_rows($select_num_sub);
$smarty->assign('numb',$row_num_sub);
$sub_cats[] = $row_sub;
}
$smarty->assign('sub_cats',$sub_cats);
推荐答案
尝试
$select_sub_cat = mysql_query("SELECT * FROM sub_cat WHERE ct_id='".$row_main['id']."' ");
while($row_sub = mysql_fetch_array($select_sub_cat))
{
$select_num_sub = mysql_query("SELECT * FROM market WHERE sub_cat='".$row_sub['id']."' ");
$sub_cats[] = $row_sub;
$sub_cats['count']=mysql_num_rows($select_num_sub);
}
$smarty->assign('sub_cats',$sub_cats);
然后打电话给您的聪明人:
and then call on your smarty :
{$ sub_cats.name}({$ sub_cats.count})//$ sub_cats.name应该是类别的名称"
{$sub_cats.name} ({$sub_cats.count}) // $sub_cats.name should be 'name' of category
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