PRuleOnlyOneField class

Implemented types

• Rule

Constructors

PRuleOnlyOneField(List<String?> _values, {String message = "Only one field is allowed"})

Check if only one field has a value values is the values to check message is the error message

Properties

hashCode → int

The hash code for this object.

no setter, inherited

message → String

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

validate() → String?

Validate the value Return null if the value is valid Return the error message if the value is invalid Return null if the value is empty

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited