How to add a new column to existing table of laravel 8 in a migration code example

Example 1: laravel migration add column to existing table

php artisan make:migration add_paid_to_users_table --table=users
  
public function up()
{
    Schema::table('users', function($table) {
        $table->integer('paid');
    });
}

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

php artisan migrate

Example 2: laravel add column to existing table

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

Example 3: laravel 6 migration add column to existing table

migration add column to existing table in laravel 6