Скачать или смотреть How to Print the Highest and Smallest ASCII Value Characters from a String in Java

Learn how to easily find and print the `highest` and `smallest` ASCII value characters in a string using Java. This step-by-step guide will simplify your coding journey!
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This video is based on the question https://stackoverflow.com/q/64578395/ asked by the user 'Zakhel' ( https://stackoverflow.com/u/14475191/ ) and on the answer https://stackoverflow.com/a/64578483/ provided by the user 'Spectric' ( https://stackoverflow.com/u/14251221/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Finding the Highest and Smallest ASCII Characters in Java

When working with strings in Java, one common task might be to determine which characters have the highest and smallest ASCII values. This can be particularly useful in various programming scenarios, such as sorting or filtering data. In this guide, we'll not only address this question but also provide a comprehensive solution using Java.

The Problem

You want to find and print the highest and smallest ASCII value characters in a string. Let's say you have a string like "Hello World". How would you extract the 'H' (which has a high ASCII value) and ' ' (space) or 'd' (which has a lower ASCII value)?

Here's a sample of the initial code someone might come up with:

[[See Video to Reveal this Text or Code Snippet]]

However, it can sometimes be tricky due to issues like ignoring certain characters, as mentioned in the original question.

The Approach

Breaking Down the Solution

Get the Minimum Character:

Loop through each character in the string.

Compare the ASCII values of characters to find the minimum.

Get the Maximum Character:

Use a similar approach to find the character with the highest ASCII value.

Implementation

Step 1: Finding the Smallest Character

First, let's focus on obtaining the smallest character with the following method:

[[See Video to Reveal this Text or Code Snippet]]

Step 2: Finding the Maximum Character

To get the maximum character, we can simplify it as follows:

[[See Video to Reveal this Text or Code Snippet]]

Final Class Implementation

The complete class now looks something like this:

[[See Video to Reveal this Text or Code Snippet]]

Testing Your Implementation

Once you have completed the implementation, test the classes with different strings. For instance, "ACBDEFG" should return 'G' as the maximum character.

Conclusion

In this guide, we explored how to find and print the highest and smallest ASCII value characters from a string in Java. By organizing your approach into manageable steps and ensuring that you only consider relevant characters, you can create an effective solution that can be adapted to different needs.

We hope this guide helps you enhance your coding skills in Java, especially when dealing with string manipulations. Happy coding!