Input validators for common field types.
Each validator returns null on success or an error string on failure, compatible with Flutter's FormField.validator signature.
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Static Methods
-
confirmPassword(
String? value, String original) → String? -
email(
String? value) → String? -
maxLength(
String? value, int max, [String? fieldName]) → String? -
minLength(
String? value, int min, [String? fieldName]) → String? -
password(
String? value) → String? - Minimum 8 characters, at least one letter and one number.
-
phone(
String? value) → String? - Validates E.164 phone number format (e.g. +2348012345678).
-
required(
String? value, [String fieldName = 'This field']) → String?