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@ 2013-08-06T15:37:08Z

<?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 git.master, git.master_jit, rfc.property-hooks: 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" }

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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