Loops
Lesson 1 of 1
  1. 1
    Introduction to Looping
    A loop is a way of repeating a block of code until a certain condition is met. Loops build on top of the logic found in conditional if statements. When an if statement’s condition is true, its…
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  2. 2
    The Classic For Loop
    An if statement allows us to check a specific condition once. But what if that condition needs to be checked a certain number of times? Definite loops can be used to repeat code a fixed number…
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  3. 3
    For as a While Loop
    Sometimes it is impossible to know how many iterations of a loop are needed ahead of time. For example, imagine if a club is throwing an event to promote new member sign-ups. The club has to proce…
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  4. 4
    Infinite Loops
    Sometimes an indefinite loop does not end, creating an infinite loop. An infinite loop is a loop where the condition can never be reached, causing the loop to run forever. Sometimes this can …
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  5. 5
    Loop Keywords: Break and Continue
    How does a programmer get more direct control over a loop? With the break and continue keywords! The break keyword allows the programmer to stop the loop at the current iteration. For example, if…
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  6. 6
    Looping and Arrays
    Maps and arrays are some of the most fundamental data structures. Reading and modifying their contents will be done often in any codebase. Luckily, their properties grant them an easy-to-use synta…
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  7. 7
    Review
    Congratulations! You have made it through the lesson! Loops are a staple in any programmer’s toolbox for automating repetitive tasks. Similar to an if statement, a loop repeats a block of cod…
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