Text - Decimal Conversion
Convert between text and decimal
Features
Convert between text and numbers
Convert text to decimal and decimal to text
Convert per UTF-8 byte
Turn Japanese and emoji into numbers one byte at a time
Selectable delimiter
Switch the output format with space or comma
Check behavior with samples
Examples such as "A", "Hi", and "123" are ready to try instantly
How to use
Select the conversion direction tab
Select "Text -> Decimal" or "Decimal -> Text"
Enter the target data
Paste the text or decimal you want to convert into the input field
Specify the delimiter
For Text -> Decimal, choose a space or comma delimiter
Show the result with the convert button
Press the convert button and the result is shown in the output field, ready to copy
Use cases
Check character codes
Quickly look up which number a specific character corresponds to
Learn how encoding works
See the correspondence between characters and byte values to deepen your understanding of UTF-8
Learn programming
Try out character-code conversion behavior to grasp the processing logic
Simple data obfuscation
Convert text into a number sequence so it can't be read as is
Safety and privacy
Runs entirely in your browser
Your input data is processed only within your browser and is never sent externally.
Processing only in your browser
converting between text and decimal is processed entirely within your browser, and input data is not sent to any server.
Communications encrypted with HTTPS
Page loading is also encrypted by TLS, and content cannot be read by third parties.
No transmission to third parties
Input content is not sent to external services such as ad networks or trackers.
No automatic saving of results
the input data and conversion results and input suggestions are not stored on the server.