How to Create a Well-Formatted ASCII Table in C with Tabs

Learn how to create a well-formatted ASCII table in C with tab delimiters between cells, ensuring your last row is neatly presented.
---

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: Creating an ASCII table with C and the columns should have a tab between them

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Creating a Well-Formatted ASCII Table with C

In the world of programming, displaying data in a structured format is crucial for readability and understanding. One such structure is the ASCII table, which helps represent characters in their ASCII decimal and hexadecimal forms. This guide will guide you through creating an ASCII table in C, focusing on formatting the output with tab spaces while ensuring the last row is not left hanging.

The Problem

You are tasked with creating an ASCII table that involves the following requirements:

The table must have four columns or "cells."

It should include specified ASCII decimal values, for example, the ranges of 40-56, 95-107, and 20-27.

Each cell must display:

The decimal value of the ASCII character.

The hexadecimal representation of that decimal value.

The corresponding ASCII character (if printable) or a "?" for non-printable characters.

Columns should be separated by tabs, except for the last column in fully filled rows.

You should utilize loops and conditional statements to manage the display.

The Solution

Understanding the Logic

Here's a breakdown of the solution, with focus on the key areas where adjustments were necessary to meet your requirements:

Initialization: Set the minimum and maximum values of your ASCII range.

Looping through Rows and Columns:

The outer loop iterates through the ASCII values, while the inner loop handles printing three values per row.

Handling the Last Column:

To ensure that the last row maintains proper formatting, special care must be taken to check if you have reached the maximum value.

Implementing the Code

Here’s the corrected code that will yield the desired ASCII table format:

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

Explanation of Key Changes

Changed Loop Condition: The previous code's loop that generated the columns was set to j < max. This was insufficient for printing the last column correctly. By changing it to j <= max, all necessary values, including the last one, are adequately considered for printing.

Conditional Checks for Last Column: We added a condition to check if the column index j is within the range before printing the fourth column. This ensures we avoid leaving any gaps in the output format.

Conclusion

By following these guidelines, you can successfully create an ASCII table in C that is not only functional but also formatted correctly. Now you have an efficient way to visualize ASCII values, complete with appropriate tabulations and handling of printable characters.

Feel free to reach out or explore further programming concepts. Happy coding!