Custom regex is a method used in programming for pattern matching, and is a type of data validation. Supported JavaScript regexes would be supported in this custom data validation.
Custom regex is available on Premium plans.
Custom regex is a validation option for textbox fields on your documents.
To add custom regex:
- Add a textbox field to your document.
- Select the textbox.
- Click the Validation dropdown in the right sidebar and select Custom regex.
- Enter your custom regex under Specify a regular expression, such as [A-Z][a-zA-Z]+,[ ]?[A-Z]{2}.
- Enter a description under Regex label such as “City, ST”. This text will appear in the error message that shows if an entry does not match your requirements.
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