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Tool Factory

Encoding & Number Bases

Float Encoder

Convert input into Float. Enter the data, choose the input and output formats, then copy the result.

Tool workspace

Your input stays in this browser.

Add the required input to continue.

Needs input

You can run the tool again after any change.

Options

Your result appears here

Convert input into Float. Enter the data, choose the input and output formats, then copy the result.

This tool runs open-source code from CyberChef by GCHQ (Apache License 2.0). See open-source credits.

Float Encoder converts data between formats in your browser. For a correct result, set endianness before exporting bytes.

a matching IEEE float representation Processing runs in the browser.

Instructions

  1. Provide text or data for this tool.
  2. Select float width and byte order.
  3. Compare the output with a known Float Encoder sample.
  4. Keep the original value until the receiving system accepts the result.

Example

Input: 1.0

Settings: Float Encoder: select float width and byte order

Result: a matching IEEE float representation

Limits

  • Float Encoder: floating-point representation can round values
  • Float Encoder: The operation does not detect a different input format automatically.
  • Float Encoder: Processing stays in the browser.

Questions

How do I read IEEE 754 bytes as decimal numbers?

Despite the page name, this operation reads bytes and outputs floating-point numbers. Select the correct Size and Endianness. Use Float Decoder when your starting point is written decimal values that need conversion into bytes.

Why must the input length be a multiple of four or eight?

Each selected floating-point value consumes a complete four-byte or eight-byte group. A partial group cannot represent a complete value. Check for missing bytes, an incorrect size setting, or extra packet headers.

Why does the output show an unexpected tiny or large number?

The wrong byte order or value size can still form a valid floating-point bit pattern. Check the source specification instead of judging the result only by its appearance. Some bit patterns also represent infinity or NaN.