Decimal to Text Converter

What the decimal to text converter does

This takes plain decimal character codes and turns them back into text. Enter the numbers, press the button, and copy out the characters they spell.

It is the most direct of the decode tools, because decimal codes are the character numbers in their everyday form, so there is no base to unwind first, just a straight lookup from number to character.

How to use it

1. Enter your decimal codes. Type the numbers with a space between each one, for example 89 101 115.
2. Press Convert. The decoded text appears in the output box.
3. Click the result to copy it. Tap the output to send it to your clipboard.

Press Reset to clear both boxes.

The numbers are already ASCII codes

Every character a computer handles has a number behind it, set by the ASCII standard. A decimal code is that number exactly, with nothing dressed up: 89 is the code for capital Y, 101 is lowercase e, 115 is lowercase s. So decoding here is a single move. You do not convert the number into anything, you just find the character it already stands for. That is what makes this the plainest form to read back.

How it reads your input

The tool splits your input at the spaces, so each space-separated number is taken as one character's code. The spacing is what keeps the codes apart, since they can be one, two, or three digits long. Enter the numbers with single spaces between them and the tool steps through them in order, matching each to its character.

A worked example with real codes

Take the codes 89 101 115.

• 89 is the code for capital Y.
• 101 is the code for lowercase e.
• 115 is the code for lowercase s.

So those three numbers give back Y, e, and s, the word Yes. Because the codes are already decimal, each one was matched straight to its character with no conversion in between.

Reading from the ASCII table

The lookup this tool performs is exactly the one printed in the ASCII table you will find in any programming reference. That table lists each code from 0 to 127 next to its character, from the space at 32, through the digits starting at 48, the capital letters from 65, and the lowercase letters from 97. Decoding a list of decimal codes by hand is just walking that table, finding each number, and writing down the character beside it. The tool simply does the walking for you.

Questions people ask

How do I convert decimal codes back to text?

Enter the codes with spaces between them. Each number is matched to the character it stands for in the ASCII table, and the characters are joined into text.

Why is this called the most direct decode?

Because a decimal code is the character's number in plain form, so there is no base conversion to undo. You go straight from the number to the character.

What character is the code 89?

Capital Y. In ASCII, 89 is the code assigned to Y. Lowercase y has the code 121, since the two cases sit 32 apart.

Why the spaces between numbers?

The codes vary in length, so the spaces tell the tool where one code ends and the next begins. They keep each number a separate, readable unit.

References

1. Cerf, V. ASCII format for Network Interchange. RFC 20, Internet Engineering Task Force. https://www.rfc-editor.org/rfc/rfc20