Php 如何通过Codeigniter中的函数访问阵列计算机?
我的职能如下:Php 如何通过Codeigniter中的函数访问阵列计算机?,php,arrays,codeigniter,function,templates,Php,Arrays,Codeigniter,Function,Templates,我的职能如下: function get_employee_information() { $this->db ->select('id, name'); $query = $this->db->get('sales_people'); $employee_names = array(); $employee_ids = array(); foreach ($query->result() as $row) { $employee_na
function get_employee_information()
{
$this->db
->select('id, name');
$query = $this->db->get('sales_people');
$employee_names = array();
$employee_ids = array();
foreach ($query->result() as $row) {
$employee_names[$row->id] = $row->name;
$employee_ids[] = $row->id;
}
}
我试图从模板的输出中访问此数据,如下所示:
$this->get_employee_information();
$output = $this->template->write_view('main', 'records', array(
'employee_names' => $employee_names,
'employee_ids' => $employee_ids,
), false);
但这并没有显示任何东西。我觉得这是件小事,我应该更清楚。当我在函数中的任意一个数组上打印r($arrayname)时,我会得到可疑的数组值。当我在函数外部打印时,它不返回任何内容 函数没有返回任何内容。添加如下所示的退货
function get_employee_information()
{
$this->db->select('id, name');
$query = $this->db->get('sales_people');
$employee_names = array();
$employee_ids = array();
foreach ($query->result() as $row) {
$employee_names[$row->id] = $row->name;
$employee_ids[] = $row->id;
}
return array(
'employee_names'=>$employee_names,
'employee_ids'=>$employee_ids,
);
}
您没有将函数的返回值设置为变量
$employee_info = $this->get_employee_information();
$output =
$this->template->write_view(
'main', 'records',
array(
'employee_names' => $employee_info['employee_names'],
'employee_ids' => $employee_info['employee_ids'],
),
false
);
您的函数没有返回任何内容。。添加返回数组('employee\u names'=>$employee\u names,'employee\u id'=>$employee\u id)代码>在您的功能结束时。啊,谢谢。我尝试返回$employee_名称;并返回$employee_id;但不让它们作为数组返回。我懂了。非常感谢。