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run code in 200+ php & hhvm versions
Bugs & Features
<?php trait DataCollector { private static $CollectionData = array(); static function setData( $data ) { self::$CollectionData[] = $data; } } class Form {} class Field extends Form { use DataCollector; public function __construct( $type, $text = NULL ) { self::setData( $type ); } } class dataHandler { use DataCollector; static function getCollectedData() { return DataCollector::$CollectionData; } } $Field1 = new Field( 'text' ); $Field2 = new Field( 'html', 'hello' ); var_dump( dataHandler::getCollectedData() );
Output for 7.0.0 - 7.3.0rc4
Fatal error: Uncaught Error: Cannot access private property DataCollector::$CollectionData in /in/mRP2R:24 Stack trace: #0 /in/mRP2R(30): dataHandler::getCollectedData() #1 {main} thrown in /in/mRP2R on line 24
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Cannot access private property DataCollector::$CollectionData in /in/mRP2R on line 24
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/mRP2R on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/mRP2R on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/mRP2R on line 2
Process exited with code 255.