Introduction to the Lesson

Welcome to our exploration of how to combine Java loop structures with conditional statements. By merging these elements together, your loops will be supercharged, enabling them to perform versatile actions based on different conditions.

Reviewing Java Loop Structures

Before charging forward, it's essential to revisit the foundation: loops. Within the vast cosmos of Java, we've navigated two primary types of loops: the for and while loops.

A for loop iterates a predetermined number of times, much like a reliable spaceship following a set route:

The while loop, on the other hand, repeats actions until a specified condition turns false:

Reviewing Java Conditional Statements

Let's now revisit the if-else construct, which is Java's machinery for making decisions.

The if-else statement enables the spaceship to decide whether to navigate through the asteroids based on their distance.

Combining Loops and Conditional Statements

Next, consider how the for loop integrates with an if-else statement:

In a similar fashion, an if-else statement can be applied within a while loop:

Real-life Examples

Picture this scenario: you've prepared a shopping list (an array). As you proceed through the market (akin to the for loop), you check items (the if condition) off your list. If discounts are available, you purchase the luxury goods; if not, you buy them only if they're essential.

In another setting, consider a space game. As long as you have life points (represented by a while loop), your points increase if you hit an alien (an if condition)!

Lesson Summary and Practice

By now, you would have learned how to combine Java loops and if-else statements effectively. Prepare yourself for some absorbing practice to solidify this exciting programming skill further! You're on the way to tackling more intricate problems in Java. Embark on a fulfilling journey!

Sign up
Join the 1M+ learners on CodeSignal
Be a part of our community of 1M+ users who develop and demonstrate their skills on CodeSignal