introduction to the dart - dart flight school liberec hackathon

Dart Flight School LiberecJana Moudráabout.me/janamou

JuicymoGDG ČVUT Prague/GDG Prague

Web, Android, Design, Dart

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Me

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1.1.3

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Object Oriented Easy to learn Optional types

ModularCompiles to JavaScript

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Client Server

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Dartium - Chromium with Dart VM

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Compiled into JavaScript works in all modern browsers

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Performance

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Dart Performancewww.dartlang.org/performance/

Language

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Optional typesEvery variable

is objectTop level main()

function

Checked and Production

modesSyntactic sugar

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Named constructors

… and more

var x = 10;var y = 20;

or

num x = 10;num y = 20;

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Optional types

void main() { print("Hello world Dart!");

}

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Top level main() function

class Person {

String firstName;

String lastName;

int age;

Person(this.firstName, this.lastName);

}

void main() {

Person person = new Person("Jana", "Moudrá");

}

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Syntactic sugar

class Person {

String firstName;

String lastName;

int age;

Person(this.firstName, this.lastName);

Person.withAge(this.lastName, this.age);

}

void main() {

Person person = new Person.withAge("Moudrá", 25);

}about.me/janamou

Named constructor

class Person {

String _firstName;

String _lastName;

int _age;

Person(this.firstName, this.lastName);

Person.withAge(this.lastName, this.age);

int get age => _age;

set age(int age) => _age = age;

}

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Getter/Setter

void main() {

querySelector("#my-button")

..text = "Open Window" ..onClick.listen(openWindow);}

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Cascade operator

Libraries

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dart:coredart:htmldart:math

dart:convertdart:js

dart:web_gl

… and more on https://api.dartlang.org/apidocs/

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AngularDartPolymer.dart

three.dartvector_math

… and more on https://pub.dartlang.org/

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How to start?

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How to start?www.dartlang.org

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GET STARTEDwww.dartlang.org/codelabs/darrrt/

DART API REFERENCEhttps://api.dartlang.org/apidocs/

DOCS > DART: UP AND RUNNINGwww.dartlang.org/docs/dart-up-and-running/

DOCS > API REFERENCEhttps://api.dartlang.org/apidocs/

PUBhttps://pub.dartlang.org/

Let's code :-)

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https://www.dartlang.org/https://pub.dartlang.org/

https://github.com/dart-langhttps://plus.google.com/+dartlang/

Dart Resources