Programming-Idioms

File f = new File(path);
boolean b = f.exists() && f.isDirectory();

use Ada.Directories;
B : constant Boolean :=
    Exists (Path) and then Kind (Path) = Directory;

auto b = std::filesystem::is_directory(path);

bool b = Directory.Exists(path);

var b = await Directory(path).exists();

info, err := os.Stat(path)
b := !os.IsNotExist(err) && info.IsDir()

$b = is_dir($path);

b := DirectoryExists(path);

my $b = -e -d $path;

b = os.path.isdir(path)

b = Dir.exist?( path )

let b: bool = Path::new(path).is_dir();