baoshi-was/database/migrations/2021_09_03_103000_change_waybills_subjoinfee_column.php

<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

class ChangeWaybillsSubjoinfeeColumn extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::table('waybills', function (Blueprint $table) {
            $table->string("subjoin_fee")->nullable()->comment("附加费")->change();
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::table('waybills', function (Blueprint $table) {
            $table->decimal("subjoin_fee",10,3)->default(0)->comment("附加费")->change();
        });
    }
}