随笔分类 -  Dart

摘要:Docs Mixins are a way of reusing a class’s code in multiple class hierarchies. 阅读全文
posted @ 2019-11-05 21:06 Zhentiw 阅读(173) 评论(0) 推荐(0) 编辑
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posted @ 2019-10-29 04:11 Zhentiw 阅读(3) 评论(0) 推荐(0) 编辑
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posted @ 2019-10-18 01:29 Zhentiw 阅读(3) 评论(0) 推荐(0) 编辑
摘要:First way to create dynamic variable is using 'dymaic' keywrod: Second way is using 'var' but unassign any value: 阅读全文
posted @ 2019-09-22 19:35 Zhentiw 阅读(149) 评论(0) 推荐(0) 编辑
摘要:We will learn how to work with Lists using a variety of methods made available in the dart:core library. We will explore the top methods for working w 阅读全文
posted @ 2019-09-04 15:26 Zhentiw 阅读(209) 评论(0) 推荐(0) 编辑
摘要:var str3 = '''Multi Line String'''; print( str3.splitMapJoin( RegExp(r'^', multiLine: true), // Matches the beginning of the line onMatch: (m) => '** ${m.group(0)}', // Adds asterisk to match onNonMat 阅读全文
posted @ 2019-09-04 15:18 Zhentiw 阅读(903) 评论(0) 推荐(0) 编辑
摘要:Streams represent a sequence of asynchronous events. Each event is either a data event, also called an element of the stream, or an error event, which 阅读全文
posted @ 2019-09-03 17:21 Zhentiw 阅读(215) 评论(0) 推荐(0) 编辑
摘要:In this lesson, we will cover Interfaces and Mixins. Interfaces act as a contract containing properties and methods that a class must define once it “ 阅读全文
posted @ 2019-08-25 19:42 Zhentiw 阅读(248) 评论(0) 推荐(0) 编辑
摘要:We will look at how we can create classes and explore some various features. Dart adopts a single-inheritance model, meaning that you can only extend 阅读全文
posted @ 2019-08-25 19:29 Zhentiw 阅读(210) 评论(0) 推荐(0) 编辑
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posted @ 2019-08-21 03:20 Zhentiw 阅读(3) 评论(0) 推荐(0) 编辑
摘要:If we attempt to reset 'final' to a different value, we will get an error. The difference in practice between const and final is you use final when ce 阅读全文
posted @ 2019-08-19 20:19 Zhentiw 阅读(217) 评论(0) 推荐(0) 编辑
摘要: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 阅读全文
posted @ 2018-07-29 02:48 Zhentiw 阅读(157) 评论(0) 推荐(0) 编辑

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