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CodeIgniter中带搜索过滤器的分页_Codeigniter - Fatal编程技术网

CodeIgniter中带搜索过滤器的分页

CodeIgniter中带搜索过滤器的分页,codeigniter,Codeigniter,当我搜索关键字并对其分页时,它会返回与数据库中的like查询匹配的数据 遇到一个PHP错误 严重性:警告 Message:count():参数必须是数组或实现可计数的对象 文件名:admin/view_member.php 电话号码:105 回溯: 文件:C:\xampp\htdocs\cms\u new\application\views\admin\view\u member.php 电话号码:105 函数:\u错误\u处理程序 文件:C:\xampp\htdocs\cms\u new\ap

当我搜索关键字并对其分页时,它会返回与数据库中的like查询匹配的数据

遇到一个PHP错误 严重性:警告

Message:count():参数必须是数组或实现可计数的对象

文件名:admin/view_member.php

电话号码:105

回溯:

文件:C:\xampp\htdocs\cms\u new\application\views\admin\view\u member.php 电话号码:105 函数:\u错误\u处理程序

文件:C:\xampp\htdocs\cms\u new\application\controllers\admin\Member.php 电话号码:63 功能:查看

文件:C:\xampp\htdocs\cms\u new\index.php 电话号码:315 功能:需要一次

我的控制器

$search = ($this->input->post("member_name"))? $this->input->post("member_name") : "NIL";

        $search = ($this->uri->segment(3)) ? $this->uri->segment(3) : $search;

        // pagination settings
        $config = array();
        $config['base_url'] = site_url("admin/member/index/$search");
        $config['total_rows'] = $this->Model_member->record_count($search);
        $config['per_page'] = "3";
        $config["uri_segment"] = 4;
        $choice = $config["total_rows"]/$config["per_page"];
        $config["num_links"] = floor($choice);

        // integrate bootstrap pagination
        $config['full_tag_open'] = '<ul class="pagination">';
        $config['full_tag_close'] = '</ul>';
        $config['first_link'] = false;
        $config['last_link'] = false;
        $config['first_tag_open'] = '<li>';
        $config['first_tag_close'] = '</li>';
        $config['prev_link'] = 'Prev';
        $config['prev_tag_open'] = '<li class="prev">';
        $config['prev_tag_close'] = '</li>';
        $config['next_link'] = 'Next';
        $config['next_tag_open'] = '<li>';
        $config['next_tag_close'] = '</li>';
        $config['last_tag_open'] = '<li>';
        $config['last_tag_close'] = '</li>';
        $config['cur_tag_open'] = '<li class="active"><a href="#">';
        $config['cur_tag_close'] = '</a></li>';
        $config['num_tag_open'] = '<li>';
        $config['num_tag_close'] = '</li>';
        $this->pagination->initialize($config);

        $data['page'] = ($this->uri->segment(4)) ? $this->uri->segment(4) : 0;
        // get books list
        $data['users'] = $this->Model_member->fetch_data($config['per_page'], $data['page'], $search);

        $data['pagination'] = $this->pagination->create_links();


        $this->load->view('admin/view_header',$data);
        $this->load->view('admin/view_member',$data);
        $this->load->view('admin/view_footer');
$search=($this->input->post(“成员名称”))$此->输入->发布(“成员名称”):“无”;
$search=($this->uri->segment(3))$此->uri->段(3):$search;
//分页设置
$config=array();
$config['base_url']=site_url(“admin/member/index/$search”);
$config['total_rows']=$this->Model_member->record_count($search);
$config['per_page']=“3”;
$config[“uri_段”]=4;
$choice=$config[“总计行数”]/$config[“每页数”];
$config[“num_links”]=楼层($choice);
//集成引导分页
$config['full_tag_open']='
    ; $config['full_tag_close']='
'; $config['first_link']=false; $config['last_link']=false; $config['first_tag_open']='
  • '; $config['first_tag_close']='
  • ; $config['prev_link']='prev'; $config['prev_tag_open']='
  • '; $config['prev_tag_close']='
  • ; $config['next_link']='next'; $config['next_tag_open']='
  • '; $config['next_tag_close']='
  • ; $config['last_tag_open']='
  • '; $config['last_tag_close']='
  • ; $config['cur_tag_open']='
  • ; $config['num_tag_open']='
  • '; $config['num_tag_close']='
  • ; $this->pagination->initialize($config); $data['page']=($this->uri->segment(4))$此->uri->段(4):0; //获取图书列表 $data['users']=$this->Model_member->fetch_data($config['per_page'],$data['page'],$search); $data['pagination']=$this->pagination->create_links(); $this->load->view('admin/view_header',$data); $this->load->view('admin/view\u member',$data); $this->load->view('admin/view_footer');
    我的模型

    function fetch_data($limit, $start, $st = NULL)
        {
            if($st == "NIL")
                $st = "";
            $this->db->select('*');
            $this->db->from('tbl_member');
            $this->db->like('member_name', $st);
            $this->db->or_like('member_email', $st);
            $this->db->limit($limit, $start);
            $query = $this->db->get();
    
                    if ($query->num_rows() > 0) {
    
                    //var_dump($query->result());
    
                    foreach ($query->result() as $row) {
                    $data[] = $row;
                }
    
            //print_r($query);
            return $data;
            }
    
            if ($query->num_rows() == 0) {
    
                $this->session->set_flashdata('recoard','<div class="alert alert-danger text-center">Record Not Found! </div>');
            }
    
            return false;
        }
        
        function record_count($st = NULL)
        {
            if($st == "NIL")
                $st = "";
    
            $this->db->select('*');
            $this->db->from('tbl_member');
    
            $this->db->like('member_name', $st);
            $this->db->or_like('member_email', $st);
    
            $query = $this->db->get();
    
            return $query->num_rows();
    
            var_dump($query->num_rows());
        }
    
    函数获取数据($limit,$start,$st=NULL) { 如果($st==“零”) $st=”“; $this->db->select('*'); $this->db->from('tbl_成员'); $this->db->like('member\u name',$st); $this->db->或类似('member\u email',$st); $this->db->limit($limit,$start); $query=$this->db->get(); 如果($query->num\u rows()>0){ //变量转储($query->result()); foreach($query->result()作为$row){ $data[]=$row; } //打印(查询); 返回$data; } 如果($query->num_rows()==0){ $this->session->set_flashdata('recoard','Record Not Found!'); } 返回false; } 函数记录计数($st=NULL) { 如果($st==“零”) $st=”“; $this->db->select('*'); $this->db->from('tbl_成员'); $this->db->like('member\u name',$st); $this->db->或类似('member\u email',$st); $query=$this->db->get(); 返回$query->num_rows(); var_dump($query->num_rows()); } 我的看法

    <?php
                                  $user = count($users);
    
                                  var_dump($user);
    
                                   for ($i = 0; $i < $user; ++$i) { 
    
    
                                  if(! $users ){
                              
                                    // Faild Message
                                     echo $this->session->flashdata('recoard');
                                     }
    
                                    else {
    
                                  ?>
    
                                  <tbody>
                                    <tr>
                                        <td class="text-center"><img class="rounded-circle img-fluid avatar-40" src="<?php echo base_url();; ?>public/uploads/<?php echo $users[$i]->member_photo; ?>" alt="profile"></td>
                                        <td><?php echo $users[$i]->member_name; ?></td>
                                        <td><?php echo $users[$i]->member_email; ?><br>
                                          <?php echo $users[$i]->member_mobile; ?></td>
                                        <td><?php echo $users[$i]->member_city; ?><br>
                                          <?php echo $users[$i]->member_state; ?><br>
                                          <?php echo $users[$i]->member_country; ?></td>
                                        <td><?php echo $users[$i]->member_address; ?></td>
                                        <td>
                                          <?php 
                                          if($users[$i]->member_access == 1) 
                                          {
                                            echo '<span class="badge iq-bg-primary">Active</span></td>';
                                          }
                                          else 
                                          {
                                            echo '<span class="badge iq-bg-warning">Inactive</span></td>';
                                          }
                                          ?>
                                          </td>
                                            
                                            <td>
                                              <div class="flex align-items-center list-user-action">
                                                 <a data-toggle="tooltip" data-placement="top" title="" data-original-title="Change Status" href="<?php echo base_url(); ?>admin/member/change_status/<?php echo $users[$i]->member_id; ?>" onClick="return confirm('Are you sure?');"><i class="ri-user-add-line"></i></a>
    
                                                 <a data-toggle="tooltip" data-placement="top" title="" data-original-title="Edit" href="<?php echo base_url(); ?>admin/member/edit/<?php echo $users[$i]->member_id; ?>"><i class="ri-pencil-line"></i></a>
    
                                                 <a data-toggle="tooltip" data-placement="top" title="" data-original-title="Delete" href="<?php echo base_url(); ?>admin/member/delete/<?php $users[$i]->member_id; ?>" onClick="return confirm('Are you sure?');"><i class="iq-bg-danger ri-delete-bin-line"></i></a>
                                              </div>
                                           </td>
                                        </tr>
                                   
                                  </tbody>
                                  <?php } } ?>
    
    
    公共/上传/“alt=“profile”>
    



    您似乎没有返回要计数和循环的数组,这就是为什么会出现警告

    此外,循环中还有失败的消息,这将在以后产生更多错误。 希望这对你有帮助和效果

    <?php
    if (!$users || !is_array($users)) {
      // Faild Message
      echo $this->session->flashdata('recoard');
    } else {
      foreach ($users as $user) { ?>
        <tbody>
          <tr>
            <td class="text-center"><img class="rounded-circle img-fluid avatar-40" src="<?php echo base_url("public/uploads/"); ?><?php echo $user->member_photo; ?>" alt="profile"></td>
            <td><?php echo $user->member_name; ?></td>
            <td><?php echo $user->member_email; ?><br>
              <?php echo $user->member_mobile; ?></td>
            <td><?php echo $user->member_city; ?><br>
              <?php echo $user->member_state; ?><br>
              <?php echo $user->member_country; ?></td>
            <td><?php echo $user->member_address; ?></td>
            <td>
              <?php
              if ($user->member_access == 1) {
                echo '<span class="badge iq-bg-primary">Active</span></td>';
              } else {
                echo '<span class="badge iq-bg-warning">Inactive</span></td>';
              }
              ?>
            </td>
    
            <td>
              <div class="flex align-items-center list-user-action">
                <a data-toggle="tooltip" data-placement="top" title="" data-original-title="Change Status" href="<?php echo base_url(); ?>admin/member/change_status/<?php echo $user->member_id; ?>" onClick="return confirm('Are you sure?');"><i class="ri-user-add-line"></i></a>
    
                <a data-toggle="tooltip" data-placement="top" title="" data-original-title="Edit" href="<?php echo base_url(); ?>admin/member/edit/<?php echo $user->member_id; ?>"><i class="ri-pencil-line"></i></a>
    
                <a data-toggle="tooltip" data-placement="top" title="" data-original-title="Delete" href="<?php echo base_url(); ?>admin/member/delete/<?php $user->member_id; ?>" onClick="return confirm('Are you sure?');"><i class="iq-bg-danger ri-delete-bin-line"></i></a>
              </div>
            </td>
          </tr>
    
        </tbody>
    <?php }
    } ?>
    
    
    “alt=”profile“>
    



    您使用的是什么版本的PHP?从PHP7.2开始,如果您试图在未设置的变量上使用方法count,它将抛出一个错误。