Detailed explanation of how to apply curd code in Thinkphp

class IndexAction extends Action {
public function index(){
header(“Content-Type:text/html; charset=utf-8″);
$user=M(‘user');
$list=$user->select();
$this->assign(‘user',$list);
$this->display();
}

form action=”URL/add” method=”post”>
用户名<input type=”text” name=”username”>
密码<input type=”text” name=”password”>
<input type=”submit” value=”提交”>
</form>
<volist name=”user” id=”vo”>
用户名:<input name=”username” value=”<{$vo.username}>”>
密码：<input name=”password” value=”<{$vo.password}>”>
注册IP:<input name=”cip” value=”<{$vo.cip}>”>
注册时间:<input name=”ctime” value=”<{$vo.ctime}>”>
<a href=”URL/del/id/<{$vo.id}>”>
删除
</a>
<a href=”URL/edit/id/<{$vo.id}>”>更新</a>
<br>
</volist>

if($user->where(‘$_GET[‘id']')->delete())
{
$this->success(‘删除成功');
}

$user=M(‘user');
if($user->create()){
$user->cip=get_client_ip();
$user->ctime=time();
$user->password=md5(‘password');
if($user->add($data)){
$this->success(‘
用户注册
成功','/admin.php/index/edit');
}else{
$this->error($user->getError());
}
}else{
$this->error(getError());
}

$user=M(‘user');
$id=(int)$_GET[‘id'];
$user=M(‘user');
$list=$user->where(“id=$id”)->find();
$this->assign(‘list',$list);
$this->display();

$user=M(‘user');
if($user->create()){
$user->ctime=time();
if($user->save()){
$this->success(‘更新成功');
}
}else{
$this->error(‘失败');
}