How to use loops (for and while) in Arduino

In this lesson you can learned more about how to use output in arduino using arduino digital pin and the main purpose of this lesson is understanding about the loops in lesson_02_1 shows how to blink more led without using loops then lesson_02-2 and lesson_02-3 shown that optimize the code using for loop and while loop

Lesson_02-1 arduino code

Lesson_02-2 arduino code

Lesson_02-3 arduino code