TextXValidationRule class abstract
An abstract class representing a text validation rule.
- Implementers
- Contains
- ContainsAny
- EndsWith
- IsArabicChars
- IsArabicNum
- IsBool
- IsDate
- IsDateAfter
- IsDateMillis
- IsEgyptianPhone
- IsEmail
- IsEmpty
- IsEnglishChars
- IsFacebookUrl
- IsHexColor
- IsHindiNum
- IsIn
- IsInstagramUrl
- IsIpAddress
- ISKsaPhone
- IsLtrLanguage
- IsNotIn
- IsNumber
- IsNumbersOnly
- IsOptional
- IsPort
- IsRequired
- IsRTLLanguage
- IsSecureUrl
- IsUrl
- IsYoutubeUrl
- Match
- MaxLength
- MaxValue
- MinLength
- MinValue
- NotContains
- NotContainsAny
- RegExpRule
- StartsWith
Constructors
- TextXValidationRule.new(String? error)
-
The error message to showcase validation failures.
This message is used when the validation rule fails.
const
Properties
- error → String?
-
Passed through the constructor to provide a custom error message.
If not provided, the rule may use a localized error message.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
isValid(
String input) → bool - Returns a boolean indicating whether the input is valid or not. Subclasses must implement this method to define the validation logic.
-
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