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run code in 200+ php & hhvm versions
Bugs & Features
<?php trait DataCollector { static function setData( $data ) { static $CollectionData = array(); $CollectionData[] = $data; self::$CollectionData = $CollectionData; } private static function getCollectedData() { return self::$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' ); $Field2 = new Field( 'html' ); var_dump( 'Collected Data', dataHandler::getCollectedData() );
Output for 7.0.0 - 7.3.1
Fatal error: Uncaught Error: Access to undeclared static property: Form::$CollectionData in /in/Q8v8j:7 Stack trace: #0 /in/Q8v8j(21): Form::setData('text') #1 /in/Q8v8j(25): Field->__construct('text') #2 {main} thrown in /in/Q8v8j on line 7
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Access to undeclared static property: Form::$CollectionData in /in/Q8v8j on line 7
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/Q8v8j 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/Q8v8j on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Q8v8j on line 2
Process exited with code 255.