dompdf 表单提交没有发送数据 codeigniter

dompdf form submit didn't send data codeigniter

我正在尝试使用 Dompdf 创建 PDF,在我的程序中我有基于表单中输入的动态参数的模型查询,但是当我单击我的按钮以从 select按钮到控制器,数据没有被正确发送,知道为什么吗?下面是我的代码

<form class="form" method="get" action="<?=site_url()?>/laporan/pdfdownload" id="myID" name="myName">
    <select id="sel1" class="form-control">
         <option disabled selected="selected">Pilih</option>
                  <?php foreach ($kerja as $rows){?>
                  <option value="<?php echo $rows->id_project?>"><?php echo $rows->id_project.' - '.$rows->nama_project ?></option>
                  <?php }?>
    </select>
    <select id="sel2" class="form-control">
         <option disabled selected="selected">Pilih</option>
                  <?php foreach ($item as $rows){?>
                  <option value="<?php echo $rows->id_project?>"><?php echo $rows->id_project.' - '.$rows->nama_project ?></option>
                  <?php }?>
    </select>
   <button id="filter_button" style="margin-top: 26px;margin-left: 28px;width: auto" name="filter_button" type="submit" class="form btn btn-danger"><i class="fa fa-search"></i>&nbspSearch</button>
</form>

这是我的控制器

public function pdfdownload(){
                                      //If i click submit then all of the post didnt get sended
    $one = $this->input->post('sel1');//no value at all, anyone know why?
    $two = $this->input->post('sel2');//no value at all, anyone know why?

    $data['real'] = $this->report_m($one,$two)->row();

    htmlcontent = $this->load->view('laporan/download/laporan3.php',$data,true);
    include(APPPATH."third_party/dompdf/autoload.inc.php");
    // require_once APPPATH . 'third_party/dompdf/autoload.inc.php';
    $dompdf = new Dompdf\Dompdf();
    $dompdf->load_html($htmlcontent);
    $dompdf->set_paper("f4");
    $dompdf->render();
    $dompdf->stream("cobadlu.pdf",array("Attachment" => false));
    exit(0);
}

enter code here

在您的 HTML 表单中,您需要使用名称属性,而不仅仅是 ID :

<select id="sel2" name="sel2" class="form-control">

首先你的表格有误:

<form class="form" method="get" action="<?=site_url()?>/laporan/pdfdownload" id="myID" name="myName">

你这里给的方法='get',请改成'post'.

其次,您没有将 'name' 属性包含到输入类型中,因此提交后不会发送任何数据。所以像这样添加名称属性:

<select id="sel1" name="sel1" class="form-control">
<select id="sel2" name="sel2" class="form-control">