Collection
Collection
Demo7中test4代码：
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
<?php
/**
* Created by PhpStorm.
* User: Administrator
* Date: 2018/1/22 0022
* Time: 17:56
*/
namespace app\index\controller;
use think\Controller;
use think\facade\View;
use app\index\model;
class Demo7 extends Controller
{
//1.直接将内容输出到页面，不通过模板
public function test1(){
$content = '<h3 style="color: red">php中文网欢迎你</h3>';
// return $this->display($content);
return $this->view->display($content);//推荐这种方式
return View::display($content);//静态代理
}
// 2.使用视图将数据输出：fetch()
public function test2(){
// 模板变量赋值：assign()
// 1.普通变量
$this->view->assign('name','peng');
$this->view->assign('age',18);
//批量赋值
$this->view->assign([
'sex'=>'男',
'salary'=>666
]);
// 2.array 数组
$this->view->assign('goods',[
'id'=>1,
'name'=>'手机',
'model'=>'ipone6',
'price'=>5000
]);
// 3.object 对象
$obj=new \stdClass();
$obj->course='PHP';
$obj->lecture ='peng';
$this->view->assign('info',$obj);
// 4.const 常量
define('SITE_NAME','java');
// 在模板中输出数据
// 模板默认的目录位于当前模块的view目录，模板文件默认位于以当前控制器命名的目录中
return $this->view->fetch();
}
public function test3(){
$data=model\Student::all();
$this->view->assign('data',$data);
return View::fetch();
}
public function test4(){
//获取分页要调用查询类中的paginate(num)方法
//每页显示5条
$data = model\Student::paginate(5);
$this->view->assign('data',$data);
return View::fetch();
}
}view模块下test4.html代码：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>{$title|default='默认标题'}</title>
<link rel="stylesheet" href="/static/css/bootstrap.min.css">
<script src="/static/js/jquery-3.2.1.min.js"></script>
<script src="/static/js/bootstrap.min.js"></script>
</head>
<body>
<div class="contain">
<div class="row">
<div class="com-md-2"></div>
<div class="com-md-8">
<h2 class="text-center">学生信息</h2>
<table class="table table-default table-bordered table-hover text-center">
<tr class="bg-primary">
<td>ID</td>
<td>姓名</td>
<td>邮箱</td>
<td>课程</td>
<td>成绩</td>
</tr>
{volist name='data' id='list'}
<tr>
<td>{$list.id}</td>
<td>{$list.name}</td>
<td>{$list.email}</td>
<td>{$list.course}</td>
<td>
{if $list.grade <60}
<span style="color: red">不及格</span>>
{else\}
<span style="color: green">及格</span>>
{/if}
</td>
</tr>
{/volist}
</table>
</div>
<div class="com-md-2"></div>
<div class="text-center">
{$data|raw}
</div>
</div>
</div>
</body>
</html>模型model下的Student.php
<?php
/**
* Created by PhpStorm.
* User: Administrator
* Date: 2018/1/22 0022
* Time: 17:09
*/
namespace app\index\model;
use think\Model;
class Student extends Model
{
// protected $table = '对应一张数据库表名';//这里可以设置绑定数据库的那张表，不写就是我们这里设的Student表
}运行结果图：
tp5对应代码图：
