New Fortran elements, at a glance

use statement for accessing a module
Built-in iso_fortran_env module, which includes
- portable type kind parameters: int8, int16, int32, int64, real32, real64, real128
- functions to get compiler information: compiler_info, compiler_version
module/end module for defining a module
use ..., only: ... syntax to import specific variables and procedures defined in a module
The => operator to rename entities on import
public and private attributes to allow and restrict access to entities defined in a module, respectively