我在表单中有复选框,我想使用v-if直接显示/隐藏符合所选复选框值的部分.
有可能或我应该使用手表:?
我正在努力寻找,我哪里出错了。这很容易,我遵循了 Laravel 说明https://laravel.com/docs/5.4/eloquent-relationships#has-many-through,但显然我需要一个更熟悉这种代码的人,就像我尝试获取 $stagingsystem 一样-stagesubtype 我得到错误
BadMethodCallException 带有消息“调用未定义的方法 >Illuminate\Database\Query\Builder::hasManyTrough()”
有人可以帮忙吗?
分期系统
<?php
use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;
class CreateStagingSystemsTable extends Migration
{
/**
* Run the migrations.
*
* @return void
*/
public function up()
{
Schema::create('staging_systems', function (Blueprint $table) {
$table->increments('id');
$table->string('name')->unique();
$table->timestamps();
});
}
/**
* Reverse the migrations.
*
* @return void
*/
public function down()
{
Schema::dropIfExists('staging_systems');
}
}
Run Code Online (Sandbox Code Playgroud)
艺名
<?php
use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;
class CreateStageNamesTable extends Migration
{
/** …Run Code Online (Sandbox Code Playgroud)