Unicode Escape Converter

Encode UTF-16 code units as Unicode escapes, or parse a JSON string body without evaluating code. Non-BMP characters use surrogate pairs.

Free to useNo sign-upRuns in your browser

Enter your details

Enter the inputs, then select Convert Unicode escapes.

Your result

Enter your details

Result will appear here

How Unicode Escape Converter works

Encode UTF-16 code units as Unicode escapes, or parse a JSON string body without evaluating code.

Non-BMP characters use surrogate pairs. Decoding rejects unsupported escapes and unpaired surrogates. Input is a string body, without enclosing JSON quotes.

Concept diagram for Unicode Escape Converter, showing source text input and the supported output. — Concept diagram; the three operation images are actual browser captures.

How to use Unicode Escape Converter

Start with your own input.

Enter source text

Replace the example with your source text.

Convert Unicode escapes

Unicode Escape Converter: input and settings in the implemented browser tool — Actual local browser view. Open the image to read it at full size.

Set the options

Set operation.

Convert Unicode escapes

Unicode Escape Converter: tool result in the implemented browser tool — Actual local browser view. Open the image to read it at full size.

Run and check the output

Select Convert Unicode escapes. Review JSON-compatible Unicode escapes or decoded text, then use Copy result or download the result file.

Convert Unicode escapes

Unicode Escape Converter: review the details in the implemented browser tool — Actual local browser view. Open the image to read it at full size.

When to use Unicode Escape Converter

Inspect a surrogate pair

To inspect a surrogate pair, start with source text. Encode UTF-16 code units as Unicode escapes, or parse a JSON string body without evaluating code.

Convert Unicode escapes

Developer input and configuration represented by document cards. — Prepare the input. Concept illustration.

Prepare a JSON string body

To prepare a JSON string body, start with source text. Non-BMP characters use surrogate pairs.

Convert Unicode escapes

A developer example flowing from input to reviewed output. — Inspect an example. Concept illustration.

Decode escaped Unicode

To decode escaped Unicode, start with source text. Review JSON-compatible Unicode escapes or decoded text, then use Copy result or download the result file.

Convert Unicode escapes

Developer output handed to the next stage of a workflow. — Use the result in your workflow. Concept illustration.

How to read the result

Check what the output means.

JSON-compatible Unicode escapes or decoded text. Encode UTF-16 code units as Unicode escapes, or parse a JSON string body without evaluating code.

Non-BMP characters use surrogate pairs. Decoding rejects unsupported escapes and unpaired surrogates. Input is a string body, without enclosing JSON quotes.

Convert Unicode escapes Convert Unicode escapes

A developer result reviewed alongside its source. — Review the returned output. Concept illustration.

Supported input and limits

Check the format before processing.

Non-BMP characters use surrogate pairs. Decoding rejects unsupported escapes and unpaired surrogates. Input is a string body, without enclosing JSON quotes.

Inputs and results are handled in this browser.

Convert Unicode escapes Convert Unicode escapes

Input format and assumptions reviewed for a developer task. — Check format and assumptions. Concept illustration.

ASCII to Text Converter

Validate whitespace- or comma-separated integer codes from 0 to 127 and map them to ASCII characters.

Open tool

Base64 Encode Decode

Encode UTF-8 text into standard padded Base64 and decode Base64 back into Unicode text.

Open tool

Binary To Text Converter

Group binary digits into eight-bit bytes and decode them as strict UTF-8.

Open tool

More free tools to try

Choose another tool for your next calculation, conversion, or text task.

Cron Expression Generator

Generate a Unix-style cron expression from minute, hour, day-of-month, month, and weekday fields.

Open tool

CSR Decoder

Inspect a PEM PKCS#10 certificate request, subject, key, and requested extensions.

Open tool

CSS Border Radius Generator

Generate a CSS border-radius declaration from four corner values and preview the shape.

Open tool

CSS Box Shadow Generator

Create a CSS box-shadow declaration from editable shadow settings and copy the result.

Open tool

View all free tools

Convert Unicode escapes with your input

Review JSON-compatible Unicode escapes or decoded text, then use Copy result or download the result file.

Convert Unicode escapes

Unicode Escape Converter: common questions

Answers about using Unicode Escape Converter and understanding its results.

What does this tool support?

Non-BMP characters use surrogate pairs. Decoding rejects unsupported escapes and unpaired surrogates. Input is a string body, without enclosing JSON quotes.

Can I save the result?

Yes. Download the result file after processing. Text results also have Copy result. Processing uses local browser code; no account is required.