IstFormValidator class

A class that provides form validation methods.

Constructors

IstFormValidator()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

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

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

customValidate(String value, {List<FormValidatorRule> rules = const []}) → String?

For custom validation, pass a list of FormValidatorRules. Returns the error message if any of the rules fail, otherwise null. Example:

validateEmail(String? value, {String emptyMessage = ValidationMessages.requiredField, String invalidMessage = ValidationMessages.invalidEmail}) → String?

Validates if the value is not empty and matches the email pattern.