extensions/form_validators library

Functions

emailValidator(String? value, {String message = 'Enter a valid email'}) → String?

Field must be a valid email (blank passes).

maxLengthValidator(String? value, int maxLength, {String? message}) → String?

Field must be at most maxLength characters (blank passes).

minLengthValidator(String? value, int minLength, {String? message}) → String?

Field must be at least minLength characters (blank passes).

phoneValidator(String? value, {String message = 'Enter a valid phone number'}) → String?

Field must be a valid phone number (blank passes).

requiredField(String? value, {String message = 'This field is required'}) → String?

Field must not be null/blank.

Typedefs

FormValidator = String? Function(String?)

Validator helpers returning an error String or null when valid. Use directly as validator: for TextFormField/FormField.