how to alter table in laravel migration code example

Example 1: laravel rollback last migration

php artisan migrate:rollback --step=1

Example 2: add column in laravel migration

php artisan make:migration add_paid_to_users_table --table=users

Example 3: how to change existing migration laravel

php artisan make:migration update_user_guide_in_product_translations_table

Example 4: change existing migration laravel

php artisan make:migration update_description_in_products_table

Example 5: migrations required field laravel

$table->string('foo')->nullable(false)->change();

Example 6: migrate to an existing table in laravel commad

public function up()
{
    Schema::table('users', function($table) {
        $table->integer('paid');
    });
}