ASCII to Decimal Converter
Convert ASCII characters to their numeric decimal code values instantly.
About ASCII to Decimal Converter
The ASCII to Decimal Converter transforms text characters into their corresponding decimal ASCII code values. Each character in the ASCII standard has a unique decimal number assigned to it, from 0 to 127 for standard ASCII and up to 255 for extended ASCII.
This conversion is fundamental in programming, data encoding, and understanding how computers represent text internally. Simply enter your text and get the decimal values for each character.
Input
Decimal Output
How to Use
Enter Text
Type or paste the text you want to convert to decimal ASCII codes.
Choose Format
Select how you want the output formatted: space-separated, comma-separated, one per line, or array format.
Convert
Click "Convert to Decimal" to see the numeric codes for each character in your text.
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Frequently Asked Questions
What is the decimal value of 'A'?
The uppercase letter 'A' has a decimal ASCII value of 65. Lowercase 'a' is 97. The difference of 32 is consistent across all letters.
What range of values will I see?
Standard ASCII characters have values from 0 to 127. Extended ASCII characters go from 128 to 255. Printable characters typically range from 32 (space) to 126 (~).
Why use decimal instead of hex or binary?
Decimal is the most human-readable number format. While computers use binary internally, decimal codes are easier for people to reference and communicate.
Does this work with special characters?
Yes, it works with all ASCII characters including spaces (32), punctuation marks, digits (48-57), and letters. Unicode characters outside ASCII will show their extended code point values.