LyNullableStringIsAlphanumeric class

Validation that requires a string to contain only numbers and letters.

If the value contains anything other than numbers and letters, the message is returned.

Example:

final validator = LyNullableStringIsAlphanumeric('Invalid alphanumeric');
final result = validation('abc@123');
print(result); // Invalid alphanumeric

Constructors

LyNullableStringIsAlphanumeric(String message)

Validation that requires a string to contain only numbers and letters.

Properties

hashCode → int

The hash code for this object.

no setter, inherited

message → String

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

call(String? value) → String?

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 &(LyBaseValidator<String?> other) → LyBaseValidator<String?>

inherited

operator ==(Object other) → bool

The equality operator.

inherited

operator |(LyBaseValidator<String?> other) → LyBaseValidator<String?>

inherited