Lesson#6
Variable are named memory locations where data is stored.
A variable name can consist of alphabets, numbers, underscore, and $ sign. It must not start with a number.
Lesson#7
Lists contains multiple items.
void main() { var myList = [10,20,30]; print(myList); // prints [10,20,30] print(myList[2]); // prints 30}
Lesson#8
Maps are key-value pairs.
void main() { var capitals = { "Pakistan": "Islamabad", "Afghanistan": "Kabul", "Saudi Arabia": "Riyadh" }; print(capitals); // {Pakistan…
Lesson#5
Comments are used to document code inside the program. Comments increases readibility (although some coders don’t agree).
There are single-line and multi-line comments in Dart. Single line comments starts with // and multi-line comments…
Lesson#4
Open VS Code and add a new file first.dart. Write the following code:
void main() { print("Hello World!");}
This code when executed will print “Hello World!” on the screen.