Lesson goal: Counting using for loops

Previous: The slope of a line | Home | Next: More for-loop counting

The "for loop" in programming is a construct that allows you to count with numbers. Counting in programming often means automatically making a variable pass through an entire sequence of numbers, one by one.

for variable=start,stop do
BODY
end

Move the mouse over a dotted box for more information.

Now you try. Try constructing a `for` loop that will count and display the count.

Type your code here:

See your results here:

Show a friend, family member, or teacher what you've done!

Here is a share link to your code:

Does your code work? Want to run it on your iPhone?

Here's your code:

Use [Control]-[C] (Windows) or [⌘]-[C] (MacOS) to copy your code.
Paste it using [Control]-[V] (Windows) or [⌘]-[V] (MacOS) into this page
Then click the "Use on iPhone" button that you'll see.

Lesson goal: Counting using for loops

Now you try. Try constructing a for loop that will count and display the count.

Now you try. Try constructing a `for` loop that will count and display the count.