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[英]CodeIgniter PHP echo data from Mssql query result with wrong characters
[英]Wrong Result Codeigniter Query
我是Codeigniter和php的新手。 這是我的模型:
function getRelated($newsId, $catId){
$this->db->select('a.id, a.category, a.title, a.photo, a.caption, a. summary, a.detail, a.page_views, b.cat_id');
$this->db->from('news as a');
$this->db->order_by("time", "desc");
$this->db->join('news_categories as b', 'a.id = b.news_id');
$this->db->where('a.id <>', $newsId);
$this->db->where('b.cat_id', $catId);
$query = $this->db->get();
echo $this->db->last_query();
return $query->result();
}
這是我的控制器:
public function detail($id, $catId){
$this->load->model('news_model');
$data['list'] = $this->news_model->get($id);
$data['related'] = $this->news_model->getRelated($id, $catId);
$this->load->view('page_header');
$this->load->view('news_detail', $data);
$this->load->view('page_footer');
}
這是視圖中查詢的結果:
選擇
a
。id
,a
。category
,a
。title
,a
。photo
,a
。caption
,a
。summary
,a
。detail
,a
。page_views
,b
。cat_id
FROMnews
作為a
JOINnews_categories
為b
ONa
。id
=b
。news_id
WHEREa
。id
<>'2'和b
。cat_id
='title%20one%20test1'按time
排序DESC
正如您在上方(視圖)所看到的,cat_id的結果是title ..我的代碼有什么問題?
我的查看文件(news_detail):
<h3>Related News</h3>
<?php
$i = 0;
foreach ($related as $key => $value) {
if (++$i > 3)
break;
?>
<div class="list">
<a class="title" href="news/detail/<?= $value->id . "/" . $value->title ?>"><?= $value->title ?></a>
</div>
<?php
}?>
職位類別是多項選擇。 因此,每個帖子可以有多個類別。 我該怎么辦?
提前致謝
我已經修改了您的代碼。 嘗試這個...!
function getRelated($newsId, $catId){
$this->db->select('a.id, a.category, a.title, a.photo, a.caption, a. summary, a.detail, a.page_views, b.cat_id');
$this->db->from('news as a');
$this->db->order_by("time", "desc");
$this->db->join('news_categories as b', 'a.id = b.news_id and a.id<>'.$newID.'and b.cat_id=$catID','inner');
$query = $this->db->get();
echo $this->db->last_query();
return $query->result();
}
你在這里做錯了
<a class="title" href="news/detail/<?= $value->id . "/" . $value->title ?>"><?= $value->title ?></a>
當您定義任何功能時
public function detail($id, $catId){ }
那么$id
將是方法名稱detail
之后的第一段,即$value->id
, $catId
將是方法名稱之后的第二段,即$value->title
。
因此,將catID添加為鏈接中的第二段,如下所示: <a class="title" href="news/detail/<?= $value->id . "/" . $value->catID ?>"><?= $value->title ?></a>
更改視圖文件中的定位標記(news_detail)。
在這里,您發送的是標題而不是類別ID
更換
<a class="title" href="news/detail/<?= $value->id . "/" . $value->title?>"><?= $value->title ?></a>
通過
<a class="title" href="news/detail/<?= $value->id . "/" . $value->cat_id?>"><?= $value->title ?></a>
替換視圖文件(news_detail):
<h3>Related News</h3>
<?php
$i = 0;
foreach ($related as $key => $value) {
if (++$i > 3)
break;
?>
<div class="list">
<a class="title" href="news/detail/<?= $value->id . "/" . $value->cat_id ?>"><?= $value->title ?></a>
</div>
<?php
}?>
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