Developer tools
Regex Escape/Unescape
See escaped and unescaped forms of regular-expression text. Nothing you enter leaves your browser.
Your result will appear here.
What this tool does
About the Regex Escape/Unescape
See escaped and unescaped forms of regular-expression text. It is intended for development and debugging workflows where a small, inspectable transformation is faster than setting up a script.
It is intended for development and debugging workflows where a small, inspectable transformation is faster than setting up a script.
How to use it
- Paste regex text in the input pane. Use the example button if you want to see the expected syntax.
- Review the input for the structure shown in the example. Then select “Convert regex text.”
- Inspect the result for warnings or structural differences, then copy it into the destination system.
Practical example
Start with a known input
Try this sample input: price (USD) + tax? Select “Convert regex text” and compare the result with the source before using it elsewhere.
What to know about the result
- Processing happens in this browser. Your entered text and selected files are not sent to FormatCalc for conversion.
Common questions
Using the Regex Escape/Unescape
Is the Regex Escape/Unescape free to use?
Yes. FormatCalc's Regex Escape/Unescape is free to use with no account required.
Is my data private when I use the Regex Escape/Unescape?
Yes. This tool processes your input locally in your browser. FormatCalc does not upload or store what you enter.
How do I use the Regex Escape/Unescape?
Paste or type your input, select any available options, and choose Convert regex text. You can then copy the result.
What should I check before using the result?
Processing happens in this browser. Your entered text and selected files are not sent to FormatCalc for conversion.