Our forms use regex to validate data. This gives you unlimited validation power. However, regex can be complicated. 

We recommend Regexr.com - it's a great tool to test and validate your regex. However, we went ahead and added some of the most common use cases here:

NameRegexDescriptionValid exampleInvalid Example
Validates an email addresshey@me.comhey@co
Contains the word "test"hey test menot in here!
Full number
Is a full number (no decimals)1212.3
Required field
Has at least one character in lengthHey

You can find plenty of other regex here: Regex101.com/library