diff --git a/lib/composer/autoload_classmap.php b/lib/composer/autoload_classmap.php
index 1f254f382..cfcf6c839 100644
--- a/lib/composer/autoload_classmap.php
+++ b/lib/composer/autoload_classmap.php
@@ -525,7 +525,7 @@ return array(
     'Combodo\\iTop\\Forms\\IO\\Format\\BooleanIOFormat' => $baseDir . '/sources/Forms/IO/Format/BooleanIOFormat.php',
     'Combodo\\iTop\\Forms\\IO\\Format\\ClassIOFormat' => $baseDir . '/sources/Forms/IO/Format/ClassIOFormat.php',
     'Combodo\\iTop\\Forms\\IO\\Format\\NumberIOFormat' => $baseDir . '/sources/Forms/IO/Format/NumberIOFormat.php',
-    'Combodo\\iTop\\Forms\\IO\\Format\\RawFormat' => $baseDir . '/sources/Forms/IO/Format/RawFormat.php',
+    'Combodo\\iTop\\Forms\\IO\\Format\\StringIOFormat' => $baseDir . '/sources/Forms/IO/Format/StringIOFormat.php',
     'Combodo\\iTop\\Forms\\Register\\IORegister' => $baseDir . '/sources/Forms/Register/IORegister.php',
     'Combodo\\iTop\\Forms\\Register\\Option' => $baseDir . '/sources/Forms/Register/Option.php',
     'Combodo\\iTop\\Forms\\Register\\OptionsRegister' => $baseDir . '/sources/Forms/Register/OptionsRegister.php',
diff --git a/lib/composer/autoload_static.php b/lib/composer/autoload_static.php
index 0238b2704..b9ac234ec 100644
--- a/lib/composer/autoload_static.php
+++ b/lib/composer/autoload_static.php
@@ -906,7 +906,7 @@ class ComposerStaticInit7f81b4a2a468a061c306af5e447a9a9f
         'Combodo\\iTop\\Forms\\IO\\Format\\BooleanIOFormat' => __DIR__ . '/../..' . '/sources/Forms/IO/Format/BooleanIOFormat.php',
         'Combodo\\iTop\\Forms\\IO\\Format\\ClassIOFormat' => __DIR__ . '/../..' . '/sources/Forms/IO/Format/ClassIOFormat.php',
         'Combodo\\iTop\\Forms\\IO\\Format\\NumberIOFormat' => __DIR__ . '/../..' . '/sources/Forms/IO/Format/NumberIOFormat.php',
-        'Combodo\\iTop\\Forms\\IO\\Format\\RawFormat' => __DIR__ . '/../..' . '/sources/Forms/IO/Format/RawFormat.php',
+        'Combodo\\iTop\\Forms\\IO\\Format\\StringIOFormat' => __DIR__ . '/../..' . '/sources/Forms/IO/Format/StringIOFormat.php',
         'Combodo\\iTop\\Forms\\Register\\IORegister' => __DIR__ . '/../..' . '/sources/Forms/Register/IORegister.php',
         'Combodo\\iTop\\Forms\\Register\\Option' => __DIR__ . '/../..' . '/sources/Forms/Register/Option.php',
         'Combodo\\iTop\\Forms\\Register\\OptionsRegister' => __DIR__ . '/../..' . '/sources/Forms/Register/OptionsRegister.php',
diff --git a/sources/Forms/Block/AbstractFormBlock.php b/sources/Forms/Block/AbstractFormBlock.php
index a097b54f4..59a685751 100644
--- a/sources/Forms/Block/AbstractFormBlock.php
+++ b/sources/Forms/Block/AbstractFormBlock.php
@@ -11,7 +11,6 @@ use Combodo\iTop\Forms\Block\Base\FormBlock;
 use Combodo\iTop\Forms\IFormBlock;
 use Combodo\iTop\Forms\IO\AbstractFormIO;
 use Combodo\iTop\Forms\IO\Converter\AbstractConverter;
-use Combodo\iTop\Forms\IO\Format\RawFormat;
 use Combodo\iTop\Forms\IO\FormInput;
 use Combodo\iTop\Forms\IO\FormOutput;
 use Combodo\iTop\Forms\Register\IORegister;
@@ -27,7 +26,6 @@ use Combodo\iTop\Forms\Register\OptionsRegister;
 abstract class AbstractFormBlock implements IFormBlock
 {
 	// Outputs
-	public const OUTPUT_VALUE = 'value';
 
 	/** @var null|FormBlock */
 	private ?FormBlock $oParent = null;
@@ -393,7 +391,6 @@ abstract class AbstractFormBlock implements IFormBlock
 	 */
 	protected function RegisterIO(IORegister $oIORegister): void
 	{
-		$oIORegister->AddOutput(self::OUTPUT_VALUE, RawFormat::class);
 	}
 
 	protected function AfterIORegistered(IORegister $oIORegister): void
diff --git a/sources/Forms/Block/Base/CheckboxFormBlock.php b/sources/Forms/Block/Base/CheckboxFormBlock.php
index 4ef18d6c5..cc527b7d7 100644
--- a/sources/Forms/Block/Base/CheckboxFormBlock.php
+++ b/sources/Forms/Block/Base/CheckboxFormBlock.php
@@ -8,7 +8,6 @@
 namespace Combodo\iTop\Forms\Block\Base;
 
 use Combodo\iTop\Forms\Block\AbstractTypeFormBlock;
-use Combodo\iTop\Forms\IO\Converter\StringToBooleanConverter;
 use Combodo\iTop\Forms\IO\Format\BooleanIOFormat;
 use Combodo\iTop\Forms\Register\IORegister;
 use Combodo\iTop\Forms\Register\OptionsRegister;
@@ -40,6 +39,6 @@ class CheckboxFormBlock extends AbstractTypeFormBlock
 	protected function RegisterIO(IORegister $oIORegister): void
 	{
 		parent::RegisterIO($oIORegister);
-		$oIORegister->AddOutput(self::OUTPUT_CHECKED, BooleanIOFormat::class, new StringToBooleanConverter());
+		$oIORegister->AddOutput(self::OUTPUT_CHECKED, BooleanIOFormat::class);
 	}
 }
diff --git a/sources/Forms/Block/Base/ChoiceFormBlock.php b/sources/Forms/Block/Base/ChoiceFormBlock.php
index ad55adb2a..047751651 100644
--- a/sources/Forms/Block/Base/ChoiceFormBlock.php
+++ b/sources/Forms/Block/Base/ChoiceFormBlock.php
@@ -10,7 +10,7 @@ namespace Combodo\iTop\Forms\Block\Base;
 use Combodo\iTop\Forms\Block\AbstractTypeFormBlock;
 use Combodo\iTop\Forms\FormType\Base\ChoiceFormType;
 use Combodo\iTop\Forms\IO\Converter\ChoiceValueToLabelConverter;
-use Combodo\iTop\Forms\IO\Format\RawFormat;
+use Combodo\iTop\Forms\IO\Format\StringIOFormat;
 use Combodo\iTop\Forms\Register\IORegister;
 
 /**
@@ -21,6 +21,7 @@ class ChoiceFormBlock extends AbstractTypeFormBlock
 {
 	// Outputs
 	public const OUTPUT_LABEL = 'label';
+	public const OUTPUT_CODE = 'code';
 
 	/** @inheritdoc */
 	public function GetFormType(): string
@@ -32,6 +33,7 @@ class ChoiceFormBlock extends AbstractTypeFormBlock
 	protected function RegisterIO(IORegister $oIORegister): void
 	{
 		parent::RegisterIO($oIORegister);
-		$oIORegister->AddOutput(self::OUTPUT_LABEL, RawFormat::class, new ChoiceValueToLabelConverter($this));
+		$oIORegister->AddOutput(self::OUTPUT_LABEL, StringIOFormat::class, new ChoiceValueToLabelConverter($this));
+		$oIORegister->AddOutput(self::OUTPUT_CODE, StringIOFormat::class);
 	}
 }
diff --git a/sources/Forms/Block/DataModel/AttributeValueChoiceFormBlock.php b/sources/Forms/Block/DataModel/AttributeValueChoiceFormBlock.php
index a1905b054..e44863f7b 100644
--- a/sources/Forms/Block/DataModel/AttributeValueChoiceFormBlock.php
+++ b/sources/Forms/Block/DataModel/AttributeValueChoiceFormBlock.php
@@ -12,7 +12,6 @@ use Combodo\iTop\Forms\Block\Base\ChoiceFormBlock;
 use Combodo\iTop\Forms\Block\FormBlockException;
 use Combodo\iTop\Forms\IO\Format\AttributeIOFormat;
 use Combodo\iTop\Forms\IO\Format\ClassIOFormat;
-use Combodo\iTop\Forms\IO\Format\RawFormat;
 use Combodo\iTop\Forms\Register\IORegister;
 use Combodo\iTop\Forms\Register\OptionsRegister;
 use Exception;
@@ -46,7 +45,7 @@ class AttributeValueChoiceFormBlock extends ChoiceFormBlock
 		parent::RegisterIO($oIORegister);
 		$oIORegister->AddInput(self::INPUT_CLASS_NAME, ClassIOFormat::class);
 		$oIORegister->AddInput(self::INPUT_ATTRIBUTE, AttributeIOFormat::class);
-		$oIORegister->AddOutput(self::OUTPUT_VALUE, RawFormat::class);
+		$oIORegister->AddOutput(self::OUTPUT_VALUE, AttributeIOFormat::class);
 	}
 
 	/** @inheritdoc
diff --git a/sources/Forms/Block/Expression/ExpressionFormBlock.php b/sources/Forms/Block/Expression/ExpressionFormBlock.php
index e42d52953..48c9c6fea 100644
--- a/sources/Forms/Block/Expression/ExpressionFormBlock.php
+++ b/sources/Forms/Block/Expression/ExpressionFormBlock.php
@@ -10,7 +10,6 @@ namespace Combodo\iTop\Forms\Block\Expression;
 use Combodo\iTop\Forms\Block\AbstractFormBlock;
 use Combodo\iTop\Forms\Block\FormBlockException;
 use Combodo\iTop\Forms\IO\Format\BooleanIOFormat;
-use Combodo\iTop\Forms\IO\Format\RawFormat;
 use Combodo\iTop\Forms\Register\IORegister;
 use Expression;
 use Symfony\Component\Form\FormEvents;
@@ -69,7 +68,6 @@ class ExpressionFormBlock extends AbstractFormBlock
 			$bResult = boolval($result);
 			$this->GetOutput(self::OUTPUT_RESULT)->SetValue($sEventType, new BooleanIOFormat($bResult));
 			$this->GetOutput(self::OUTPUT_RESULT_INVERT)->SetValue($sEventType, new BooleanIOFormat(!$bResult));
-			$this->GetOutput(self::OUTPUT_VALUE)->SetValue($sEventType, new RawFormat($result));
 		} catch (\Exception $e) {
 			throw new FormBlockException('Compute expression '.json_encode($sExpression).' block issue', 0, $e);
 		}
diff --git a/sources/Forms/IO/Converter/ChoiceValueToLabelConverter.php b/sources/Forms/IO/Converter/ChoiceValueToLabelConverter.php
index 8785ad8d8..6cb092d78 100644
--- a/sources/Forms/IO/Converter/ChoiceValueToLabelConverter.php
+++ b/sources/Forms/IO/Converter/ChoiceValueToLabelConverter.php
@@ -8,7 +8,8 @@
 namespace Combodo\iTop\Forms\IO\Converter;
 
 use Combodo\iTop\Forms\Block\Base\ChoiceFormBlock;
-use Combodo\iTop\Forms\IO\Format\RawFormat;
+use Combodo\iTop\Forms\IO\Format\AttributeIOFormat;
+use Combodo\iTop\Forms\IO\Format\StringIOFormat;
 
 /**
  *
@@ -23,14 +24,17 @@ class ChoiceValueToLabelConverter extends AbstractConverter
 	}
 
 	/** @inheritdoc */
-	public function Convert(mixed $oData): ?RawFormat
+	public function Convert(mixed $oData): ?StringIOFormat
 	{
 		if (is_null($oData) || is_array($oData)) {
 			return null;
 		}
 
 		$aOptions = array_flip($this->oChoiceBlock->GetOption('choices'));
+		if (!array_key_exists($oData, $aOptions) || is_null($aOptions[$oData])  ) {
+			return null;
+		}
 
-		return new RawFormat($aOptions[$oData]);
+		return new StringIOFormat($aOptions[$oData]);
 	}
 }
diff --git a/sources/Forms/IO/FormBinding.php b/sources/Forms/IO/FormBinding.php
index 5966e01fb..103c469e0 100644
--- a/sources/Forms/IO/FormBinding.php
+++ b/sources/Forms/IO/FormBinding.php
@@ -26,7 +26,7 @@ class FormBinding
 		// Check IOFormat validity
 		$sSourceDataType = $oSourceIO->GetDataType();
 		$sDestinationDataType = $oDestinationIO->GetDataType();
-		if (!$sSourceDataType::IsCompatible($sDestinationDataType)) {
+		if ($sSourceDataType !== $sDestinationDataType) {
 			throw new FormBlockIOException('binding '.json_encode($sSourceDataType).' to '.json_encode($sDestinationDataType).' is not supported');
 		}
 		$this->oDestinationIO = $oDestinationIO;
diff --git a/sources/Forms/IO/Format/AbstractIOFormat.php b/sources/Forms/IO/Format/AbstractIOFormat.php
index 06faf5a0e..73822a45d 100644
--- a/sources/Forms/IO/Format/AbstractIOFormat.php
+++ b/sources/Forms/IO/Format/AbstractIOFormat.php
@@ -12,6 +12,4 @@ use JsonSerializable;
 abstract class AbstractIOFormat implements JsonSerializable
 {
 	abstract public function jsonSerialize(): mixed;
-
-	abstract public static function IsCompatible(string $sOtherFormatClass): bool;
 }
diff --git a/sources/Forms/IO/Format/AttributeIOFormat.php b/sources/Forms/IO/Format/AttributeIOFormat.php
index 336233faf..f39cac1f2 100644
--- a/sources/Forms/IO/Format/AttributeIOFormat.php
+++ b/sources/Forms/IO/Format/AttributeIOFormat.php
@@ -21,9 +21,4 @@ class AttributeIOFormat extends AbstractIOFormat
 	{
 		return $this->sAttributeName;
 	}
-
-	public static function IsCompatible(string $sOtherFormatClass): bool
-	{
-		return is_a($sOtherFormatClass, AttributeIOFormat::class, true) || is_a($sOtherFormatClass, RawFormat::class, true);
-	}
 }
diff --git a/sources/Forms/IO/Format/BooleanIOFormat.php b/sources/Forms/IO/Format/BooleanIOFormat.php
index 9a4a13c1b..24e4845a7 100644
--- a/sources/Forms/IO/Format/BooleanIOFormat.php
+++ b/sources/Forms/IO/Format/BooleanIOFormat.php
@@ -30,9 +30,4 @@ class BooleanIOFormat extends AbstractIOFormat
 	{
 		return $this->bValue;
 	}
-
-	public static function IsCompatible(string $sOtherFormatClass): bool
-	{
-		return is_a($sOtherFormatClass, BooleanIOFormat::class, true) || is_a($sOtherFormatClass, RawFormat::class, true);
-	}
 }
diff --git a/sources/Forms/IO/Format/ClassIOFormat.php b/sources/Forms/IO/Format/ClassIOFormat.php
index a8d57886a..b9e28301c 100644
--- a/sources/Forms/IO/Format/ClassIOFormat.php
+++ b/sources/Forms/IO/Format/ClassIOFormat.php
@@ -33,9 +33,4 @@ class ClassIOFormat extends AbstractIOFormat
 	{
 		return $this->sClassName;
 	}
-
-	public static function IsCompatible(string $sOtherFormatClass): bool
-	{
-		return is_a($sOtherFormatClass, ClassIOFormat::class, true) || is_a($sOtherFormatClass, RawFormat::class, true);
-	}
 }
diff --git a/sources/Forms/IO/Format/NumberIOFormat.php b/sources/Forms/IO/Format/NumberIOFormat.php
index 806154bd6..5d1aaad54 100644
--- a/sources/Forms/IO/Format/NumberIOFormat.php
+++ b/sources/Forms/IO/Format/NumberIOFormat.php
@@ -20,9 +20,4 @@ class NumberIOFormat extends AbstractIOFormat
 	{
 		return strval($this->oValue);
 	}
-
-	public static function IsCompatible(string $sOtherFormatClass): bool
-	{
-		return is_a($sOtherFormatClass, NumberIOFormat::class, true) || is_a($sOtherFormatClass, RawFormat::class, true);
-	}
 }
diff --git a/sources/Forms/IO/Format/RawFormat.php b/sources/Forms/IO/Format/StringIOFormat.php
similarity index 59%
rename from sources/Forms/IO/Format/RawFormat.php
rename to sources/Forms/IO/Format/StringIOFormat.php
index dfef56663..497f929fc 100644
--- a/sources/Forms/IO/Format/RawFormat.php
+++ b/sources/Forms/IO/Format/StringIOFormat.php
@@ -1,11 +1,18 @@
 <?php
+/*
+ * @copyright   Copyright (C) 2010-2025 Combodo SAS
+ * @license     http://opensource.org/licenses/AGPL-3.0
+ */
 
 namespace Combodo\iTop\Forms\IO\Format;
 
-class RawFormat extends AbstractIOFormat
+class StringIOFormat extends AbstractIOFormat
 {
 	public string $sValue;
 
+	/**
+	 * @param string $sValue
+	 */
 	public function __construct(string $sValue)
 	{
 		$this->sValue = $sValue;
@@ -20,9 +27,4 @@ class RawFormat extends AbstractIOFormat
 	{
 		return $this->sValue;
 	}
-
-	public static function IsCompatible(string $sOtherFormatClass): bool
-	{
-		return true;
-	}
-}
+}
\ No newline at end of file
diff --git a/tests/php-unit-tests/unitary-tests/sources/Forms/AbstractFormsTest.php b/tests/php-unit-tests/unitary-tests/sources/Forms/AbstractFormsTest.php
index 2de72cec8..0877ffe36 100644
--- a/tests/php-unit-tests/unitary-tests/sources/Forms/AbstractFormsTest.php
+++ b/tests/php-unit-tests/unitary-tests/sources/Forms/AbstractFormsTest.php
@@ -9,7 +9,7 @@ namespace Combodo\iTop\Test\UnitTest\sources\Forms;
 
 use Combodo\iTop\Forms\Block\AbstractFormBlock;
 use Combodo\iTop\Forms\Block\Base\FormBlock;
-use Combodo\iTop\Forms\IO\Format\RawFormat;
+use Combodo\iTop\Forms\IO\Format\StringIOFormat;
 use Combodo\iTop\Forms\IO\FormInput;
 use Combodo\iTop\Forms\IO\FormOutput;
 use Combodo\iTop\Test\UnitTest\ItopDataTestCase;
@@ -21,14 +21,14 @@ use Combodo\iTop\Test\UnitTest\ItopDataTestCase;
 
 abstract class AbstractFormsTest extends ItopDataTestCase
 {
-	public function GivenInput(string $sName, string $sType = RawFormat::class): FormInput
+	public function GivenInput(string $sName, string $sType = StringIOFormat::class): FormInput
 	{
 		$oBlock = $this->GivenFormBlock($sName.'_block');
 
 		return new FormInput($sName.'_input', $sType, $oBlock);
 	}
 
-	public function GivenOutput(string $sName, string $sType = RawFormat::class): FormOutput
+	public function GivenOutput(string $sName, string $sType = StringIOFormat::class): FormOutput
 	{
 		$oBlock = $this->GivenFormBlock($sName.'_block');
 
diff --git a/tests/php-unit-tests/unitary-tests/sources/Forms/IO/Converter/TestStringToBooleanConverter.php b/tests/php-unit-tests/unitary-tests/sources/Forms/IO/Converter/TestStringToBooleanConverter.php
deleted file mode 100644
index 896f1f56f..000000000
--- a/tests/php-unit-tests/unitary-tests/sources/Forms/IO/Converter/TestStringToBooleanConverter.php
+++ /dev/null
@@ -1,25 +0,0 @@
-<?php
-
-/*
- * @copyright   Copyright (C) 2010-2025 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-namespace Combodo\iTop\Test\UnitTest\sources\Forms\IO\Converter;
-
-use Combodo\iTop\Forms\IO\Converter\StringToBooleanConverter;
-use Combodo\iTop\Test\UnitTest\sources\Forms\AbstractFormsTest;
-
-class TestStringToBooleanConverter extends AbstractFormsTest
-{
-	public function testConvertingStringToBooleanIsOK()
-	{
-		$oConverter = new StringToBooleanConverter();
-		$oIOFormat = $oConverter->Convert('1');
-
-		$this->assertTrue($oIOFormat->IsTrue());
-
-		//$oIOFormat = $oConverter->Convert(null);
-		//$this->assertFalse($oIOFormat->IsFalse());
-	}
-}
diff --git a/tests/php-unit-tests/unitary-tests/sources/Forms/IO/FormBindingTest.php b/tests/php-unit-tests/unitary-tests/sources/Forms/IO/FormBindingTest.php
index e8232b798..1b8c5d051 100644
--- a/tests/php-unit-tests/unitary-tests/sources/Forms/IO/FormBindingTest.php
+++ b/tests/php-unit-tests/unitary-tests/sources/Forms/IO/FormBindingTest.php
@@ -11,7 +11,7 @@ use Combodo\iTop\Forms\IO\Format\AttributeIOFormat;
 use Combodo\iTop\Forms\IO\Format\BooleanIOFormat;
 use Combodo\iTop\Forms\IO\Format\ClassIOFormat;
 use Combodo\iTop\Forms\IO\Format\NumberIOFormat;
-use Combodo\iTop\Forms\IO\Format\RawFormat;
+use Combodo\iTop\Forms\IO\Format\StringIOFormat;
 use Combodo\iTop\Forms\IO\FormBinding;
 use Combodo\iTop\Forms\IO\FormBlockIOException;
 use Combodo\iTop\Test\UnitTest\sources\Forms\AbstractFormsTest;
@@ -178,18 +178,27 @@ class FormBindingTest extends AbstractFormsTest
 			'Attribute -> Boolean' => [AttributeIOFormat::class, BooleanIOFormat::class],
 			'Attribute -> Class' => [AttributeIOFormat::class, ClassIOFormat::class],
 			'Attribute -> Number' => [AttributeIOFormat::class, NumberIOFormat::class],
+			'Attribute -> String' => [AttributeIOFormat::class, StringIOFormat::class],
 
 			'Boolean => Attribute' => [BooleanIOFormat::class, AttributeIOFormat::class],
 			'Boolean => Class' => [BooleanIOFormat::class, ClassIOFormat::class],
 			'Boolean => Number' => [BooleanIOFormat::class, NumberIOFormat::class],
+			'Boolean -> String' => [BooleanIOFormat::class, StringIOFormat::class],
 
 			'Class => Attribute' => [ClassIOFormat::class, AttributeIOFormat::class],
 			'Class => Boolean' => [ClassIOFormat::class, BooleanIOFormat::class],
 			'Class => Number' => [ClassIOFormat::class, NumberIOFormat::class],
+			'Class -> String' => [ClassIOFormat::class, StringIOFormat::class],
 
 			'Number => Attribute' => [NumberIOFormat::class, AttributeIOFormat::class],
 			'Number => Class' => [NumberIOFormat::class, ClassIOFormat::class],
 			'Number => Boolean' => [NumberIOFormat::class, BooleanIOFormat::class],
+			'Number -> String' => [NumberIOFormat::class, StringIOFormat::class],
+
+			'String => Attribute' => [StringIOFormat::class, AttributeIOFormat::class],
+			'String => Class' => [StringIOFormat::class, ClassIOFormat::class],
+			'String => Boolean' => [StringIOFormat::class, BooleanIOFormat::class],
+			'String -> Number' => [StringIOFormat::class, NumberIOFormat::class],
 		];
 	}
 
@@ -214,22 +223,10 @@ class FormBindingTest extends AbstractFormsTest
 	{
 		return [
 			'Attribute -> Attribute' => [AttributeIOFormat::class, AttributeIOFormat::class],
-			'Attribute -> Raw' => [AttributeIOFormat::class, RawFormat::class],
-
 			'Boolean => Boolean' => [BooleanIOFormat::class, BooleanIOFormat::class],
-			'Boolean => Raw' => [BooleanIOFormat::class, RawFormat::class],
-
 			'Class => Class' => [ClassIOFormat::class, ClassIOFormat::class],
-			'Class => Raw' => [ClassIOFormat::class, RawFormat::class],
-
 			'Number => Number' => [NumberIOFormat::class, NumberIOFormat::class],
-			'Number => Raw' => [NumberIOFormat::class, RawFormat::class],
-
-			'Raw => Raw' => [RawFormat::class, RawFormat::class],
-			'Raw => Attribute' => [RawFormat::class, AttributeIOFormat::class],
-			'Raw => Boolean' => [RawFormat::class, BooleanIOFormat::class],
-			'Raw => Class' => [RawFormat::class, ClassIOFormat::class],
-			'Raw => Number' => [RawFormat::class, NumberIOFormat::class],
+			'String => String' => [StringIOFormat::class, StringIOFormat::class],
 		];
 	}