我从许多表中获取数据。我想在不同的地方显示很多物体。我从数据库中获取了数据,但是我想将数据放入数组中以达到有用的目的,但它不起作用。
这是我的控制器代码:
public function compare_by_business_sectors() {
//print_r($this->input->post());exit;
if ($this->input->post())
{
$solution_array = array();
//print_r (json_encode($business_sectors)); exit;
$business_sectors=$this->home_model->compare_business_sectors_data($this->input->post());
$tab_child_id = "";
$id="";
foreach ($business_sectors as $key=>$sectors) {
$solution_array[1]=$sectors->solution_name;
$solution_array[2]=$sectors->description;
$solution_array[3]=$sectors->vendor_name;
$solution_array[4]=$sectors->video_presentation;
$solution_array[5]=$sectors->start_free_trail;
$solution_array[6]=$sectors->hardware_package;
$solution_array[7]=$sectors->pos_market_rating;
//$solution_array[$sectors->field_id] = $sectors->value;
$id = "solution".$sectors->tab_child_id;
if ($tab_child_id != $sectors->tab_child_id) {
$id = array();
$id[$sectors->field_id] = $sectors->title;
}
else if ($tab_child_id == $sectors->tab_child_id) {
$id[$sectors->field_id] = $sectors->title;
}
}
//$solution_array[$id]= $id;
}
print_r($id);
//$this->load->view('compare_by_business_sectors.php');
}
这是我的型号代码:
public function compare_business_sectors_data($sectorid) {
$query = $this->db->select('solutions.*,solution_tabs_child_fields.field_id,solution_tabs_child_fields.tab_child_id,solution_tabs_child_fields.title')
->from('solutions')
//->join('solutions', 'business_sector.sector_id = solutions.business_sector_id',"left")
->join('solution_features','solutions.entry_id = solution_features.entry_id',"left")
->join('solution_tabs_child_fields','solution_features.field_id = solution_tabs_child_fields.field_id')
->where('solutions.business_sector_id', $sectorid['id'])
->get();
return $query->result();
//print_r($query->result());exit;
}
答案 0 :(得分:0)
按以下方式更改,然后尝试。
$id_string = "";
$id_array = array();
foreach ($business_sectors as $key=>$sectors) {
$solution_array[1]=$sectors->solution_name;
$solution_array[2]=$sectors->description;
$solution_array[3]=$sectors->vendor_name;
$solution_array[4]=$sectors->video_presentation;
$solution_array[5]=$sectors->start_free_trail;
$solution_array[6]=$sectors->hardware_package;
$solution_array[7]=$sectors->pos_market_rating;
//$solution_array[$sectors->field_id] = $sectors->value;
$id_string = "solution".$sectors->tab_child_id;
if ($tab_child_id != $sectors->tab_child_id) {
$id[$sectors->field_id] = $sectors->title;
}
else if ($tab_child_id == $sectors->tab_child_id) {
$id[$sectors->field_id] = $sectors->title;
}
}
print_r($id_string);
print_r($id_array);
首先,你将字符串值赋给$ id然后,只有当第一个if()语句执行其他方面它不会是一个字符串时,$ id才会转换为数组。所以要克服这个问题,在for循环之前保留$ id_array,你可以在另一个变量中捕获字符串。