/**
* Computes the sum of all numbers in this list
* @return string
*/
public function sum()
{
Number::setScale(static::NUMERIC_FUNCTIONS_SCALE);
$total = '0';
foreach ($this->_Arr as $item) {
$total = Number::add($total, \strval($item));
}
return $total;
}
/**
* Converts the set to an integer string. The difference between this
* and toInt() is that this method uses bcmath functions to handle
* large bit sets that would fail to properly be converted to a PHP
* integer if toInt() is used.
* @return string
*/
public function toLongInt()
{
$total = '0';
for ($i = 0, $l = $this->count(); $i < $l; ++$i) {
if ($this->_List[$i]) {
$total = Number::add($total, Number::pow('2', (string) $i));
}
}
return $total;
}
public function trimZeros()
{
$this->assertEquals('0', Number::sub('1', '1'));
$this->assertEquals('0.01', Number::add('0.00000', '0.01'));
}
