ptarjan
42 linhas
1.2 KiB
PHP
42 linhas
1.2 KiB
PHP
<?php
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class B {
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public function f1() {
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var_dump(get_called_class());
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if ($this !== null) {
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var_dump(get_class($this));
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} else {
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var_dump(null);
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}
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echo "\n";
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}
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public static function f2() {
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var_dump(get_called_class());
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echo "\n";
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}
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}
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class C extends B {
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/**
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* Under Zend, forward_static_call(array($obj, 'f1')) will pass in $obj
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* as the current instance ($obj is of class B) but it sets the late bound
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* class to C. This violates an invariant stated in Zend PHP's documentation
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* at http://us.php.net/lsb which states "In non-static contexts, the called
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* class will be the class of the object instance." For these cases, HipHop
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* reconciles this issue by setting the late bound class to the class of the
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* current instance if there is one.
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*/
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public function g() {
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$obj = new B;
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$obj->f1(); // B B
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B::f1(); // C C
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forward_static_call(array($obj, 'f1')); // B B (Zend PHP 5.3 outputs C B)
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forward_static_call(array('B', 'f1')); // C C
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echo "***************\n";
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$obj->f2(); // B
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B::f2(); // B
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forward_static_call(array($obj, 'f2')); // C
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forward_static_call(array('B', 'f2')); // C
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}
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}
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$obj = new C;
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$obj->g();
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