<?

class B {

	var $_x;

	function B($val) {
		$this->_x = $val;
	}
	
	function getVal() {
		return $this->_x;
	}

	function setVal ($v) {
		$this->_x = $v;
	}
}


class A {

	var $_bObjArr;
	var $_b;

	function A ($value) {
		// Creates a new B object.
		$this->_b = new B($value);

		// Should copy its reference pointer to element
		// 1 of an array.
		$this->_bObjArr[1] = $this->_b;
	}

	function setBValInArr($value) {
		$tmp_bobj = $this->_bObjArr[1];
		$tmp_bobj->setVal($value);
	}

	function setScalarBVal($value) {
		$this->_b->setVal($value);
	}
		
	function getScalarVal () {
		return $this->_b->getVal();
	}

	function getArrVal () {
		$tmp_b = $this->_bObjArr[1];
		return $tmp_b->getVal();
	}
}
// Inside A object constructor, instantiates a B object, sets value of its
// $_x variable to 4, creates a copy of its reference pointer into an
// array.
$a = new A(4);
print "B obj. instantiated with x value 4.<br><br>";

print "Scalar retrieved value = " . $a->getScalarVal() . "<br>";
print "Array pointer retrieved value = " . $a->getArrVal() . "<br><br>";

$a->setScalarBVal(99);
print "\$_x set to <b>99</b> by SCALAR, retrieved by SCALAR.  ";
print "Retrieved value = <b>" . $a->getScalarVal() . "</b><br><br>";

$a->setScalarBVal(99);
print "\$_x set to <b>99</b> by SCALAR, retrieved by ARRAY PTR.  ";
print "Retrieved value = <b>" . $a->getArrVal() . "</b><br><br>";

$a->setBValInArr(99);
print "\$_x set to <b>99</b> by ARRAY PTR, retrieved by SCALAR.  ";
print "Retrieved value = <b>" . $a->getScalarVal() . "</b><br><br>";

$a->setBValInArr(99);
print "\$_x set to <b>99</b> by ARRAY PTR, retrieved by ARRAY PTR.  ";
print "Retrieved value = <b>" . $a->getArrVal() . "</b><br><br>";
?>

I configured PHP 4.0RC2 as static with configure line
./configure --with-mysql --with-apache=../apache_1.3.x --enable-track-vars --enable-track-sid

I don't think my php.ini is relevant.  I'll be glad to provide it.