Answers for "laravel migration add column after type text"

laravel migration add column after

Schema::table('users', function ($table) {
    $table->string('email')->after('id')->nullable();
});

laravel migration update table column type

Schema::table('users', function ($table) {
    $table->string('name', 50)->change();
});
We could also modify a column to be nullable:

Schema::table('users', function ($table) {
    $table->string('name', 50)->nullable()->change();
});

update column type laravel migration

$table-><column_type>('<column_name>')->change();