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Basic Dart Program

This is a simple dart program that prints Hello World on screen. Most programmers write the Hello World program as their first program.

Basic Dart Program Explained​

  • void main() is the starting point where the execution of your program begins. Program starts with main function.
  • The curly braces {} represent the beginning and the ending of a block of code.
  • print(“Hello World!”); prints Hello World! on screen.
  • Each code statement must end with a semicolon.

Basic Dart Program For Printing Name​

Basic Dart Program To Join One Or More Variables​

Here $variableName is used to join variables. This joining process in dart is called string interpolation.

Dart Program For Basic Calculation​

Performing addition, subtraction, multiplication, and division in dart.

Create Full Dart Project​

It’s nice to work on a single file, but if your project gets bigger, you need to manage configurations, packages, and assets files. So creating dart project will help you to manage this all.

dart create -t console <project_name>

This will create a simple dart project with some ready-made code.

Steps To Create Dart Project​

  • Open folder location on command prompt/terminal.
  • Type dart create project_name (For E.g. dart create my_project)
  • Type cd my_project
  • Type code . to open project with visual studio code
  • To check main dart file go to bin/my_project.dart and edit your code.

Run Dart Project​

First, open the project location on the command/terminal and run the project with this command.

dart bin/my_project.dart

Convert Dart Code To Javascript​

CommandDescription
dart compile js filename.dartCompile dart to javascript. You can run this file with Node.js.

Challenge​

Create a new dart project with name stockmanagement and then run it.