/**
* Returns the minimum value of this list. Result is undefined
* for non numeric lists.
* @return string
* @throws \UnderflowException
*/
public function min()
{
if ($this->isEmpty()) {
throw new \UnderflowException(\get_called_class() . ' is empty');
}
$min = $this->front();
for ($i = 1, $l = $this->count(); $i < $l; ++$i) {
if (Number::lessThan($this->_Arr[$i], $min)) {
$min = $this->_Arr[$i];
}
}
return $min;
}
public function testLessThan()
{
$l = '2387432479223';
$r = '3845987346534875';
$this->assertTrue(Number::lessThan($l, $r));
$l = '3845987346534875';
$r = '2387432479223';
$this->assertFalse(Number::lessThan($l, $r));
$l = '3845987346534875';
$r = '3845987346534875';
$this->assertFalse(Number::lessThan($l, $r));
}
