Зміст курсу
Java Basics
Java Basics
Using Loops with Arrays
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How to Iterate Through an Array Using Loops?
Arrays and loops are frequently used in tandem. When dealing with a large array containing 100 or even 1000 elements, manually working with and extracting each element would be impractical. Just imagine how time-consuming it would be to manually fill such an array...
![](https://codefinity-content-media-v2.s3.eu-west-1.amazonaws.com/courses/8204075c-f832-4cb9-88b1-4e24e74ebdcb/Java_Basics_imp_9_1%404x.png)
To achieve such tasks, we'll employ loops. In the previous section, we observed that we initially assigned the variable i
a value of 0
in the for
loop, and array indexing also starts at 0
. Do you notice the connection?
Let's say we have a task to display all the elements of an array of type char
with a length of 10
. Let's examine a code fragment that accomplishes this task:
Main.java
Note
System.out.print
prints the value to the console without moving to a new line after the output.
Let's take a closer look at how the loop iterates over an array:
Main.java
Завдання
Let's practice working with loops and arrays on your own. Your task is to populate an array with numbers from 1 to 10 using a for loop and then display it on the console. Remember that the numbers should be arranged in ascending order.
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/database-storage.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/internet.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/laptop.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/app-development.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/devops.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/java.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/games.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/database-storage.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/internet.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/laptop.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/app-development.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/devops.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/java.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/games.png)
Все було зрозуміло?
Зміст курсу
Java Basics
Java Basics
Using Loops with Arrays
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/database-storage.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/internet.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/laptop.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/app-development.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/devops.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/java.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/games.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/database-storage.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/internet.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/laptop.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/app-development.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/devops.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/java.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/games.png)
How to Iterate Through an Array Using Loops?
Arrays and loops are frequently used in tandem. When dealing with a large array containing 100 or even 1000 elements, manually working with and extracting each element would be impractical. Just imagine how time-consuming it would be to manually fill such an array...
![](https://codefinity-content-media-v2.s3.eu-west-1.amazonaws.com/courses/8204075c-f832-4cb9-88b1-4e24e74ebdcb/Java_Basics_imp_9_1%404x.png)
To achieve such tasks, we'll employ loops. In the previous section, we observed that we initially assigned the variable i
a value of 0
in the for
loop, and array indexing also starts at 0
. Do you notice the connection?
Let's say we have a task to display all the elements of an array of type char
with a length of 10
. Let's examine a code fragment that accomplishes this task:
Main.java
Note
System.out.print
prints the value to the console without moving to a new line after the output.
Let's take a closer look at how the loop iterates over an array:
Main.java
Завдання
Let's practice working with loops and arrays on your own. Your task is to populate an array with numbers from 1 to 10 using a for loop and then display it on the console. Remember that the numbers should be arranged in ascending order.
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/database-storage.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/internet.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/laptop.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/app-development.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/devops.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/java.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/games.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/database-storage.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/internet.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/laptop.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/app-development.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/devops.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/java.png)
![](https://codefinity-content-media.s3.eu-west-1.amazonaws.com/java+basics+/games.png)
Все було зрозуміло?