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Dart/Flutter Constructors tutorial with examples

In this tutorial, I will show you how to define and work with Constructors in Dart/Flutter. There are many types of Constructors that you will need to know when working with Dart class.

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Dart/Flutter List Tutorial with Examples

One of the most popular data structure in OOP is List. In this tutorial, we’ll show you many methods and functions to work with a List in Dart (also in Flutter). At the end, you’re gonna know:

  • Introduction to Dart List
  • How to create, initialize, access, modify, remove items in a List
  • Ways to iterate, find, filter, transform items of a List in Dart/Flutter
  • How to create List of objects in Dart/Flutter
  • Ways to sort a List (of objects) in Dart/Flutter
  • Initalize, iterate, flatten list of Lists

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How to parse a String into a number in Dart/Flutter

Converting String into Number is necessary for almost language. Dart is no exception. In this tutorial, we’re gonna look at ways to parse a String into a number (int & double) using parse() and tryParse() method. You also know how to catch Exception for invalid input string, or convert a Hex string to int in Dart/Flutter.

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Dart/Flutter Constructors tutorial with examples
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Dart/Flutter List Tutorial with Examples
Dart/Flutter Map Tutorial with Examples

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Dart/Flutter String Functions & Operators tutorial with examples

A Dart string is a sequence of UTF-16 (16-bit Unicode Transformation Format) code units. It makes Dart more powerful to build our mobile and web applications in any language. In this tutorial, we’re gonna look at many Dart String Functions & Operators that are helpful. You will know:

  • Ways to create some kind of Strings in Dart/Flutter
  • Methods get data from a String in Dart/Flutter
  • Basic methods to validate data inside a String in Dart/Flutter
  • How to transfrom, split, join, trim Strings in Dart/Flutter
  • Some kind of methods to replace substring in a String in Dart/Flutter

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Dart/Flutter Constructors tutorial with examples
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Dart/Flutter Map Tutorial with Examples

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