<FORM method="post" action="__URL__/insert">
标题：<INPUT type="text" name="title"><br/>
内容：<TEXTAREA name="content" rows="5" cols="45"></TEXTAREA><br/>
 <INPUT type="submit" value="提交">
 </FORM>

class FormAction extends Action{
 }

http://localhost/app/index.php/Form/add

class FormAction extends Action{
  public function insert(){
    $Form  =  D('Form');
    if($Form->create()) {
      $result =  $Form->add();
      if($result) {
        $this->success('操作成功！');
      }else{
        $this->error('写入错误！');
      }
    }else{
      $this->error($Form->getError());
    }
  }
 }

CREATE TABLE IF NOT EXISTS `think_form` (
 `id` smallint(4) unsigned NOT NULL AUTO_INCREMENT,
 `title` varchar(255) NOT NULL,
 `content` varchar(255) NOT NULL,
 `create_time` int(11) unsigned NOT NULL,
 PRIMARY KEY (`id`)
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8 ;

class FormModel extends Model {
  // 定义自动验证
  protected $_validate  =  array(
    array('title','require','标题必须'),
    );
  // 定义自动完成
  protected $_auto  =  array(
    array('create_time','time',1,'function'),
    );
 }

$Form  =  D('Form');
$data['title'] =  'ThinkPHP';
$data['content']  =  '表单内容';
$Form->add($data);

$Form  =  D('Form');
$Form->title =  'ThinkPHP';
$Form->content  =  '表单内容';
$Form->add();

public function read($id=0){
  $Form  =  M('Form');
  // 读取数据
  $data =  $Form->find($id);
  if($data) {
    $this->data =  $data;// 模板变量赋值
  }else{
    $this->error('数据错误');
  }
  $this->display();
 }

array(
  'id'    => 5,
  'title'   => '测试标题',
  'content'  => '测试内容',
  'status'  => 1,
 )

<table>
 <tr>
  <td>id:</td>
  <td>{$data.id}</td>
 </tr>
 <tr>
  <td>标题：</td>
  <td>{$data.title}</td>
 </tr>
 <tr>
  <td>内容：</td>
  <td>{$data.content}</td>
 </tr>
 </table>

http://localhost/app/index.php/Form/read/id/1

$Form = M("Form"); 
 // 获取标题 
$title = $Form->where('id=3')->getField('title');

 <FORM method="post" action="__URL__/update">
  标题：<INPUT type="text" name="title" value="{$vo.title}"><br/>
  内容：<TEXTAREA name="content" rows="5" cols="45">{$vo.content}</TEXTAREA><br/>
  <INPUT type="hidden" name="id" value="{$vo.id}">
  <INPUT type="submit" value="提交">
 </FORM>

public function edit($id=0){
  $Form  =  M('Form');
  $this->vo  =  $Form->find($id);
  $this->display();
 }
 public function update(){
  $Form  =  D('Form');
  if($Form->create()) {
    $result =  $Form->save();
    if($result) {
      $this->success('操作成功！');
    }else{
      $this->error('写入错误！');
    }
  }else{
    $this->error($Form->getError());
  }
 }

http://localhost/app/index.php/Form/edit/id/1

$Form = M("Form"); 
 // 要修改的数据对象属性赋值
$data['id'] = 5;
$data['title'] = 'ThinkPHP';
$data['content'] = 'ThinkPHP3.1版本发布';
$Form->save($data); // 根据条件保存修改的数据

$Form = M("Form"); 
 // 要修改的数据对象属性赋值
$data['title'] = 'ThinkPHP';
$data['content'] = 'ThinkPHP3.1版本发布';
$Form->where('id=5')->save($data); // 根据条件保存修改的数据

$Form = M("Form"); 
 // 要修改的数据对象属性赋值
$Form->title = 'ThinkPHP';
$Form->content = 'ThinkPHP3.1版本发布';
$Form->where('id=5')->save(); // 根据条件保存修改的数据

$Form = M("Form"); 
 // 更改title值
$Form->where('id=5')->setField('title','ThinkPHP');

  $User = M("User"); // 实例化User对象
  $User->where('id=5')->setInc('score',3); // 用户的积分加3
  $User->where('id=5')->setInc('score'); // 用户的积分加1
  $User->where('id=5')->setDec('score',5); // 用户的积分减5
  $User->where('id=5')->setDec('score'); // 用户的积分减1

$Form = M('Form');
$Form->delete(5);

$User = M("User"); // 实例化User对象
$User->where('id=5')->delete(); // 删除id为5的用户数据
$User->delete('1,2,5'); // 删除主键为1,2和5的用户数据
$User->where('status=0')->delete(); // 删除所有状态为0的用户数据