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class dummy {
// class content
}
class dummy2 extends dummy {
// class content
}
class dummy3 extends dummy {
// class content
}
class dummy4 extends dummy {
// class content
}
class x{
var $vara;
var $varb;
function x($var){
$this->vara = $var;
}
}
class y extends x{
function y($var){
$this->$varb = $this->vara + $var;
}
}
class z extends x{
function r(){
echo $this->$varb;
}
}
$a = 1;
$b = 2;
$x = new x($a);
$y = new y($b);
$z = new z;
echo $z->r();
i get this error
Warning: Missing argument 1 for x::x() in C:\MySites\test1\test1.php on line 6