laravel 5.6 migration for adding a new column code example

Example 1: add new column in existing table in laravel migration

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

Example 2: add new column in existing table in laravel migration

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