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<?php trait DataCollector { private static $CollectionData; public static function setData( $data ) { if (!isset(self::$CollectionData)) self::$CollectionData = array(); self::$CollectionData[] = $data; var_dump(self::$CollectionData); } public static function getCollectedData() { return self::$CollectionData; } } trait dataHandler { use DataCollector { getCollectedData as public; } } class Form { use DataCollector {} } class Field extends Form { public function __construct( $type, $text = NULL ) { self::setData( $type ); } } $Field1 = new Field( 'text' ); $Field2 = new Field( 'html' ); var_dump( 'Collected Data (Data Collector)', DataCollector::getCollectedData() ); var_dump( 'Collected Data (Data Handler)', dataHandler::getCollectedData() ); var_dump( 'Collected Data (Form)', Form::getCollectedData() );
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(1) { [0]=> string(4) "text" } array(2) { [0]=> string(4) "text" [1]=> string(4) "html" } Deprecated: Calling static trait method DataCollector::getCollectedData is deprecated, it should only be called on a class using the trait in /in/giFql on line 30 Deprecated: Accessing static trait property DataCollector::$CollectionData is deprecated, it should only be accessed on a class using the trait in /in/giFql on line 13 string(31) "Collected Data (Data Collector)" NULL Deprecated: Calling static trait method dataHandler::getCollectedData is deprecated, it should only be called on a class using the trait in /in/giFql on line 31 Deprecated: Accessing static trait property dataHandler::$CollectionData is deprecated, it should only be accessed on a class using the trait in /in/giFql on line 13 string(29) "Collected Data (Data Handler)" NULL string(21) "Collected Data (Form)" array(2) { [0]=> string(4) "text" [1]=> string(4) "html" }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
array(1) { [0]=> string(4) "text" } array(2) { [0]=> string(4) "text" [1]=> string(4) "html" } string(31) "Collected Data (Data Collector)" NULL string(29) "Collected Data (Data Handler)" NULL string(21) "Collected Data (Form)" array(2) { [0]=> string(4) "text" [1]=> string(4) "html" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/giFql on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/giFql on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/giFql on line 2
Process exited with code 255.

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