2
Classes inheritance test
6
/* Inheritance test. Pretty nifty if I do say so myself! */
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echo "This is class foo\n";
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echo "a = ".$this->a."\n";
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echo "b = ".$this->b."\n";
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return $this->a*$this->b;
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class bar extends foo {
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function display() { /* alternative display function for class bar */
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echo "This is class bar\n";
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echo "a = ".$this->a."\n";
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echo "b = ".$this->b."\n";
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echo "c = ".$this->c."\n";
36
echo $foo1->mul()."\n";
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echo $bar1->mul()."\n";