Yii2.0框架模型添加/修改/删除数据操作示例

本文实例讲述了yii2.0框架模型添加/修改/删除数据操作。分享给大家供大家参考，具体如下：

添加数据

$user = new user();
$user->name = 'zhang';
$user->age = 28;
$data = $user->save();//添加数据
$data = $user->insert();//添加数据
$id = $user->attributes['id'];//获取当前添加数据后的自增id

修改数据

$user = $user::findone(1);
$user->name = 'zhang';
$data = $user->update();//修改
$data = $user->save();//修改
//修改单个字段
$data = uesr::updateallcounters(['name' => 'li'],['id' => 1]);//参数1为要修改的字段，参数2为修改条件

删除数据

//删除数据
$user = user::find()->where(['id' => 2])->one();//获取id为2的数据
$data = $user->delete();//删除数据
$uer = user::find()->where(['id' => 2])->all();//获取id为2的数据
$data = $user[0]->delete();//删除数据
//删除所有数据
$user = user::deleteall();
$user = user::deleteall('id=2');//删除id为2的数据
//多个条件删除
$data = user::deleteall('id>:id and num<:num',[':id' => 2,':num' => 100]);