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Annotation of embedaddon/php/tests/classes/static_properties_004.phpt, revision 1.1

1.1     ! misho       1: --TEST--
        !             2: Inherited static properties can be separated from their reference set. 
        !             3: --FILE--
        !             4: <?php
        !             5: class C { public static $p = 'original'; }
        !             6: class D extends C {    }
        !             7: class E extends D {    }
        !             8: 
        !             9: echo "\nInherited static properties refer to the same value accross classes:\n";
        !            10: var_dump(C::$p, D::$p, E::$p);
        !            11: 
        !            12: echo "\nChanging one changes all the others:\n";
        !            13: D::$p = 'changed.all';
        !            14: var_dump(C::$p, D::$p, E::$p);
        !            15: 
        !            16: echo "\nBut because this is implemented using PHP references, the reference set can easily be split:\n";
        !            17: $ref = 'changed.one';
        !            18: D::$p =& $ref;
        !            19: var_dump(C::$p, D::$p, E::$p);
        !            20: ?>
        !            21: ==Done==
        !            22: --EXPECTF--
        !            23: Inherited static properties refer to the same value accross classes:
        !            24: %unicode|string%(8) "original"
        !            25: %unicode|string%(8) "original"
        !            26: %unicode|string%(8) "original"
        !            27: 
        !            28: Changing one changes all the others:
        !            29: %unicode|string%(11) "changed.all"
        !            30: %unicode|string%(11) "changed.all"
        !            31: %unicode|string%(11) "changed.all"
        !            32: 
        !            33: But because this is implemented using PHP references, the reference set can easily be split:
        !            34: %unicode|string%(11) "changed.all"
        !            35: %unicode|string%(11) "changed.one"
        !            36: %unicode|string%(11) "changed.all"
        !            37: ==Done==