Swift. UILabel text alignment
These are now enums. You can do: label.textAlignment = NSTextAlignment.center; Or, for shorthand: label.textAlignment = .center; Swift 3 label.textAlignment = .center
enums
Flutter / Dart Convert Int to Enum
int idx = 2; print(ThemeColor.values[idx]); should give you ThemeColor.blue
Typescript enum switch not working
I also had this problem. Easy way to get around it: add a + sign before your variable in the switch, i.e. switch (+editMode) { case EditMode.Delete: … break; case EditMode.Edit: … break; default: … break; }
How to programmatically enumerate an enum type?
This is the JavaScript output of that enum: var MyEnum; (function (MyEnum) { MyEnum[MyEnum[“First”] = 0] = “First”; MyEnum[MyEnum[“Second”] = 1] = “Second”; MyEnum[MyEnum[“Third”] = 2] = “Third”; })(MyEnum || (MyEnum = {})); Which is an object like this: { “0”: “First”, “1”: “Second”, “2”: “Third”, “First”: 0, “Second”: 1, “Third”: 2 } Enum Members … Read more
How can I create “static” method for enum in Kotlin?
Just like with any other class, you can define a class object in an enum class: enum class CircleType { FIRST, SECOND, THIRD; companion object { fun random(): CircleType = FIRST // http://dilbert.com/strip/2001-10-25 } } Then you’ll be able to call this function as CircleType.random(). EDIT: Note the commas between the enum constant entries, and … Read more
Does Dart support enumerations?
Beginning 1.8, you can use enums like this: enum Fruit { apple, banana } main() { var a = Fruit.apple; switch (a) { case Fruit.apple: print(‘it is an apple’); break; } // get all the values of the enums for (List<Fruit> value in Fruit.values) { print(value); } // get the second value print(Fruit.values[1]); } The … Read more
Add functions to an Enum
You can either have a class that is separate to the Enum and use it to get things you want, or you can merge a namespace into the Enum and get it all in what looks like the same place. Mode Utility Class So this isn’t exactly what you are after, but this allows you … Read more
In Rust, is there a way to iterate through the values of an enum?
You can use the strum crate to easily iterate through the values of an enum. use strum::IntoEnumIterator; // 0.17.1 use strum_macros::EnumIter; // 0.17.1 #[derive(Debug, EnumIter)] enum Direction { NORTH, SOUTH, EAST, WEST, } fn main() { for direction in Direction::iter() { println!(“{:?}”, direction); } } Output: NORTH SOUTH EAST WEST
How do the different enum variants work in TypeScript?
There are four different aspects to enums in TypeScript you need to be aware of. First, some definitions: “lookup object” If you write this enum: enum Foo { X, Y } TypeScript will emit the following object: var Foo; (function (Foo) { Foo[Foo[“X”] = 0] = “X”; Foo[Foo[“Y”] = 1] = “Y”; })(Foo || (Foo … Read more
Dart How to get the name of an enum as a String
Dart 2.7 comes with new feature called Extension methods. Now you can write your own methods for Enum as simple as that! enum Day { monday, tuesday } extension ParseToString on Day { String toShortString() { return this.toString().split(‘.’).last; } } main() { Day monday = Day.monday; print(monday.toShortString()); //prints ‘monday’ }