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run code in 150+ php & hhvm versions
Bugs & Features
<?php trait DataCollector { protected static $CollectionData = array(); static function setData( $data ) { echo self::$CollectionData[] = $data; echo "\n"; } static function getCollectedData() { return self::$CollectionData; } } class dataHandler { use DataCollector {} } class Form { use DataCollector { getCollectedData as private; } } class Field extends Form { public function __construct( $type ) { self::setData( $type ); } } $Field1 = new Field( 'text' ); $Field2 = new Field( 'email' ); var_dump( dataHandler::getCollectedData() );
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
text email array(0) { }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/UrLJM 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/UrLJM on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/UrLJM on line 2
Process exited with code 255.