CI (CodeIgniter) simple method to count the number of visitors. Original, cicodeigniter

CI (CodeIgniter) simple method to count the number of visitors. Original, cicodeigniter_PHP tutorial

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Release： 2016-07-12 09:00:28

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CI (CodeIgniter) simple statistical visitor count implementation method Original, cicodeigniter

This article describes the CI (CodeIgniter) simple statistical visitor count implementation method. Share it with everyone for your reference, the details are as follows:

Without further ado, let’s start with the code:

Controller file:

/application/controllers/hello.php is as follows:

<&#63;php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class Hello extends CI_Controller {
  public function index()
  {
    echo "Hello CodeIgniter!";
  }
  public function showval($name){
    //访问路径：http://localhost/ci/index.php/hello/showval/Tom
    $this->name=$name;
    @$num=file_get_contents('./num.txt');//加上@屏蔽警告提示（第一次运行没有TXT文件会有警告提示）
    $num=$num&#63;$num:0;
    $num++;
    $arr=array('v_name'=>$name,'v_num'=>$num);
    $re=fopen('./num.txt','w');
    fwrite($re,$num);
    fclose($re);
    $this->load->view('test_views',$arr);
  }
}

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View file:

/application/views/test_views.php is as follows:

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>访问统计</title>
</head>
<body>
<&#63;php echo $v_name;&#63;>是第 <&#63;php echo $v_num;&#63;> 位访问者
</body>
</html>

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The running results are as shown below:

Readers who are interested in more content related to the CodeIgniter framework can check out the special topic on this site: "Introduction to codeigniter tutorial"

I hope this article will be helpful to everyone’s PHP program design based on the CodeIgniter framework.