Find ASCII Value of a Character
Read a character from the user and print its ASCII (Unicode code point) value.
What You'll Learn
- Using ord() to get the Unicode code point
- Basic input validation with length check
- Working with single-character strings
Python Find ASCII Value of a Character Program
This program helps you to learn the fundamental structure and syntax of Python programming.
# Program to find the ASCII value of a character
ch = input("Enter a character: ")
if len(ch) != 1:
print("Please enter exactly one character.")
else:
print("The ASCII value of", ch, "is", ord(ch))Enter a character: A The ASCII value of A is 65
Step-by-Step Breakdown
- 1Ask the user to enter a character.
- 2Check that the input length is exactly 1.
- 3Use ord() on the character to get its numeric value.
- 4Print the result in a readable sentence.
Understanding Find ASCII Value of a Character
Python uses Unicode, but for standard characters the code point matches the ASCII value.
We use the built-in ord() function:
ord('A') returns 65ord('a') returns 97The program also checks that the user enters exactly one character to avoid confusion.
Note: To write and run Python programs, you need to set up the local environment on your computer. Refer to the complete article Setting up Python Development Environment. If you do not want to set up the local environment on your computer, you can also use online IDE to write and run your Python programs.
Practical Learning Notes for Find ASCII Value of a Character
This Python program is part of the "Basic Python Programs" topic and is designed to help you build real problem-solving confidence, not just memorize syntax. Start by understanding the goal of the program in plain language, then trace the logic line by line with a custom input of your own. Once you can predict the output before running the code, your understanding becomes much stronger.
A reliable practice pattern is to run the original version first, then modify only one condition or variable at a time. Observe how that single change affects control flow and output. This deliberate style helps you understand loops, conditions, and data movement much faster than copying full solutions repeatedly.
For interview preparation, explain this solution in three layers: the high-level approach, the step-by-step execution, and the time-space tradeoff. If you can teach these three layers clearly, you are ready to solve close variations of this problem under time pressure.