Thinkphp5模型更新数据的方法

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<?php<br>namespace app\index\controller;<br>use think\Controller;<br>use app\index\model\User;//调用模型<br>class Index extends Controller{<br>  public function index(){<br>    //update一般方法<br>    $res=User::update([<br>      'id'=>1,<br>      'name'=>'lei'<br>    ]);<br>    //update参数方法<br>    $res=User::update([<br>      'id'=>1,<br>      'name'=>'lei'<br>    ],['id'=>2]);<br>    //update闭包函数方法<br>    $res=User::update([<br>      'name'=>'lei'<br>    ],function($query){<br>      $query->where("id","lt","3");<br>    });<br>    //update where方法 推荐使用的方法<br>    $res=User::where("id","<",6)<br>    ->update([<br>      'name'=>'lei'<br>    ]);<br>    //save方法<br>    $userModel=User::get(1);<br>    $userModel->name='1234';<br>    $res=$userModel->save();<br>    //new save方法<br>    $userModel=new User;<br>    $res=$userModel->save([<br>      'name'=>'lei'<br>    ],['id'=>1]);<br>    //new save闭包函数方法，次要推荐<br>    $userModel=new User;<br>    $res=$userModel->save([<br>      'name'=>'lei'<br>    ],function($query){<br>      $query->where("id","<","5");<br>    });<br>    //saveAll批量更新方法<br>    $userModel=new User;<br>    $res=$userModel->saveAll([<br>      ['id'=>1,'name'='lei1'],<br>      ['id'=>2,'name'='lei2']<br>    ]);<br>    dump($res);<br>  }<br> }