let foo = match env::var("FOO") {
Ok(val) => val,
Err(_e) => "none".to_string(),
};
let foo = env::var("FOO").unwrap_or("none".to_string());
if let Ok(tnt_root) = env::var("TNT_ROOT") {
//
}
let foo = match env::var("FOO") {
Ok(val) => val,
Err(_e) => "none".to_string(),
};
Foo : constant String :=
Ada.Environment_Variables.Value (Name => "FOO",
Default => "none");
const char * foo = getenv("FOO");
if (foo == NULL) foo = "none";
(def foo
(or (System/getenv "FOO") "none"))
const char* tmp = std::getenv("FOO");
std::string foo = tmp ? std::string(tmp) : "none";
string foo = Environment.GetEnvironmentVariable("FOO");
if (string.IsNullOrEmpty(foo)) foo = "none";
string foo = environment.get("FOO", "none");
var foo = Platform.environment["FOO"] ?? "none";
foo = System.get_env("FOO", "none")
Foo = os:getenv("FOO","none").
call get_environment_variable ("FOO", length=n, status=st)
if (st /= 0) then
foo = "none"
else
allocate (character(len=n) :: foo)
call get_environment_variable ("FOO", value=foo)
end if
foo := os.Getenv("FOO")
if foo == "" {
foo = "none"
}
foo, ok := os.LookupEnv("FOO")
if !ok {
foo = "none"
}
def foo = System.getenv('FOO') ?: 'none'
do
foo <- catch (getEnv "FOO") (const $ pure "none" :: IOException -> IO String)
-- do something with foo
const foo = process.env.FOO ?? 'none'
const foo = process.env["FOO"] || "none";
String foo = System.getenv("foo");
if (foo == null) {
foo = "none";
}
val foo = System.getenv("FOO") ?: "none"
foo = os.getenv("FOO") or "none"
$foo = getenv("FOO") ?: "none";
var
foo: string;
begin
foo := GetEnvironmentVariable('FOO');
if (foo = '') then foo := 'none';
end.
my $foo = $ENV{FOO} // 'none';
try:
foo = os.environ['FOO']
except KeyError:
foo = "none"
foo = getenv('FOO', 'none')
foo = os.environ.get('FOO', 'none')
val foo = sys.env.getOrElse("FOO", "none")
| foo |
foo := CEnvironment getUserEnvironment at: 'FOO' ifAbsent: [ 'none' ].
foo = IIf(Environ("FOO") = "", "none", Environ("FOO"))
Dim _foo as String
Try
foo = Environment.GetEnvironmentVariable("FOO")
Catch ex as Exception
foo = "none"
End Try