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Programming-Idioms

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  • Fortran

Idiom #260 Create an empty list of strings

Declare a new list items of string elements, containing zero elements

character(len=:), allocatable, dimension(:) :: items
allocate (items(0),source="")

Note that all strings have the same length in an array.
(def items '())
New implementation...
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character(len=:), allocatable, dimension(:) :: items
allocate (items(0),source="")

(def items '())
std::vector<std::string> items;
var items = Enumerable.Empty<string>();
var items = new List<string>();
var items = <String>[];
List<String> items = [];
var items []string
var :: [String]
var = []
let items = [];
List<String> list = new ArrayList<>();
items := TStringList.Create;
my @items;
# or
my @items = ();
items = []
items = []
let items: Vec<String> = vec![];