public function add($o)
{
if (!is_a($o, 'IComparable')) {
throw new IllegalArgumentException('Argument must implement IComparable interface');
}
if ($this->isEmpty($o)) {
return parent::add($o);
}
return parent::add($o);
}
/**
* Main program.
*
* @param array $args Command-line arguments.
* @return integer Zero on success; non-zero on failure.
*/
public static function main($args)
{
printf("SetAsBitVector main program.\n");
$status = 0;
$s1 = new SetAsBitVector(57);
$s2 = new SetAsBitVector(57);
$s3 = new SetAsBitVector(57);
AbstractSet::test($s1, $s2, $s3);
return $status;
}
/**
* Destructor.
*/
public function __destruct()
{
parent::__destruct();
}
public function __construct()
{
parent::__construct();
}
/**
* Destructor.
*/
public function __destruct()
{
$this->partition = NULL;
$this->parent = NULL;
parent::__destruct();
}
/**
* Constructs a Set object of the specified type,
* optionally with the specified data
*
* @param string $setType
* @param array $data
*/
public function __construct($setType, array $data = [])
{
$this->setType = $setType;
parent::__construct($data);
}
printf("%s\n", str($s2));
printf("%s\n", str($s3));
printf("%s\n", str($s1->union($s2)));
# union
printf("%s\n", str($s1->intersection($s3)));
# intersection
printf("%s\n", str($s1->difference($s3)));
# difference
printf("Using foreach\n");
foreach ($s3 as $obj) {
printf("%s\n", str($obj));
}
printf("Using reduce\n");
$s3->reduce(create_function('$sum,$obj', 'printf("%s\\n", str($obj));'), '');
}
/**
* Main program.
*
* @param array $args Command-line arguments.
* @return integer Zero on success; non-zero on failure.
*/
public static function main($args)
{
printf("AbstractSet main program.\n");
$status = 0;
return $status;
}
}
if (realpath($argv[0]) == realpath(__FILE__)) {
exit(AbstractSet::main(array_slice($argv, 1)));
}
