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<?php trait DataCollector { static function setData( $data ) { DataCollector::collectedData( 'set', $data ); } private static function collectedData( $type, $value = NULL ) { static $CollectionData = array(); if( strtolower( $type ) === 'set' ) { $CollectionData[] = $value; var_dump($CollectionData); } elseif( strtolower( $type ) === 'get' ) var_dump($CollectionData); } private static function getCollectedData() { DataCollector::collectedData( 'get' ); } } class dataHandler { use DataCollector { getCollectedData as public; } } class Form { use DataCollector {} } class Field extends Form { public function __construct( $type, $text = NULL ) { DataCollector::setData( $type ); } } class A { use DataCollector{} public function __construct( $type, $text = NULL ) { DataCollector::setData( $type ); } } $Field1 = new Field( '1' ); $Field2 = new Field( '2' ); $A = new A( '3' ); DataCollector::setData('4'); dataHandler::setData('5'); dataHandler::getCollectedData();
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Deprecated: Calling static trait method DataCollector::setData is deprecated, it should only be called on a class using the trait in /in/teCNo on line 30 Deprecated: Calling static trait method DataCollector::collectedData is deprecated, it should only be called on a class using the trait in /in/teCNo on line 5 array(1) { [0]=> string(1) "1" } Deprecated: Calling static trait method DataCollector::setData is deprecated, it should only be called on a class using the trait in /in/teCNo on line 30 Deprecated: Calling static trait method DataCollector::collectedData is deprecated, it should only be called on a class using the trait in /in/teCNo on line 5 array(2) { [0]=> string(1) "1" [1]=> string(1) "2" } Deprecated: Calling static trait method DataCollector::setData is deprecated, it should only be called on a class using the trait in /in/teCNo on line 38 Deprecated: Calling static trait method DataCollector::collectedData is deprecated, it should only be called on a class using the trait in /in/teCNo on line 5 array(3) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "3" } Deprecated: Calling static trait method DataCollector::setData is deprecated, it should only be called on a class using the trait in /in/teCNo on line 45 Deprecated: Calling static trait method DataCollector::collectedData is deprecated, it should only be called on a class using the trait in /in/teCNo on line 5 array(4) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "3" [3]=> string(1) "4" } Fatal error: Uncaught Error: Call to private method DataCollector::collectedData() from scope dataHandler in /in/teCNo:5 Stack trace: #0 /in/teCNo(46): dataHandler::setData('5') #1 {main} thrown in /in/teCNo on line 5
Process exited with code 255.
Output for 8.0.0 - 8.0.30
array(1) { [0]=> string(1) "1" } array(2) { [0]=> string(1) "1" [1]=> string(1) "2" } array(3) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "3" } array(4) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "3" [3]=> string(1) "4" } Fatal error: Uncaught Error: Call to private method DataCollector::collectedData() from scope dataHandler in /in/teCNo:5 Stack trace: #0 /in/teCNo(46): dataHandler::setData('5') #1 {main} thrown in /in/teCNo on line 5
Process exited with code 255.
Output for 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
array(1) { [0]=> string(1) "1" } array(2) { [0]=> string(1) "1" [1]=> string(1) "2" } array(3) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "3" } array(4) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "3" [3]=> string(1) "4" } Fatal error: Uncaught Error: Call to private method DataCollector::collectedData() from context 'dataHandler' in /in/teCNo:5 Stack trace: #0 /in/teCNo(46): dataHandler::setData('5') #1 {main} thrown in /in/teCNo on line 5
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
array(1) { [0]=> string(1) "1" } array(2) { [0]=> string(1) "1" [1]=> string(1) "2" } array(3) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "3" } array(4) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "3" [3]=> string(1) "4" } Fatal error: Call to private method DataCollector::collectedData() from context 'dataHandler' in /in/teCNo on line 5
Process exited with code 255.
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/teCNo 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/teCNo on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/teCNo on line 2
Process exited with code 255.

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