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Chapter 2

JavaScript Control Structures

2.5 For Loops

For Loop Example

Variations on the Basic For Loop


Count By Twos

For Loop Sum

Check Your Understanding

  1. Invalid Answer

Exercise: Chalkboard


Term Definition
Loop A loop is a way to repeat code in your program.
For Loop A for loop lets us repeat code a **fixed number of times**.
JavaScript Documentation Documentation for the syntax and objects in Javascript that we use on CodeHS.
Iterate A single run through the instructions contained a loop
Increment To add to or increase
DRY Principle Don't repeat yourself: try to simplify your code and avoid repeating code unnecessarily.