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[Dart] Understand Variables and Constants in Dart
阅读量:6239 次
发布时间:2019-06-22

本文共 673 字,大约阅读时间需要 2 分钟。


In this lesson, we will look at how to create variables and constants. These are containers that store data for later reference and/or retrieval.

Dart is an object-oriented programming language by Google, which aims to help the developer build modern web applications. It covers client, server and now mobile with Flutter. It comes with a range of tools including a virtual machine, core libraries, and package management repository, lending enough ammunition to start your next project.

Learn more at 

 

final

final c = new DateTime(2018);  // c = 'Hello again'; // Uncomment to throw  print(c);

 

const

const d = new DateTime(2018) // Error const doesn't work with constructor

 

转载地址:http://lydia.baihongyu.com/

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