/**
* Compares abs($num1) to abs($num2).
* Returns:
* -1, if abs($num1) < abs($num2)
* 0, if abs($num1) == abs($num2)
* 1, if abs($num1) > abs($num2)
*
* @param big_int resource $num1
* @param big_int resource $num2
* @return int
* @access public
*/
function cmpAbs($num1, $num2)
{
return bi_cmp_abs($num1, $num2);
}
/**
* Tests two values and makes sure they are equal
*
* @param string Key to be compared
*
* @param string Key to be compared
*
* @return boolean Returns true if the values match
*/
function test($a, $b)
{
return (bi_cmp_abs($a, $b) === 0);
}
/**
* Tests two values and makes sure they are equal
*
* @param string Key to be compared
*
* @param string Key to be compared
*
* @return boolean Returns true if the values match
*/
function test($a, $b)
{
return bi_cmp_abs($a, $b) === 0;
}
$c = bi_div($a, $b);
echo '$a / $b = [', bi_to_str($c), "]<br/>\n";
$c = bi_mod($a, $b);
echo '$a % $b = [', bi_to_str($c), "]<br/>\n";
$c = bi_abs($a);
echo 'abs($a) = [', bi_to_str($c), "]<br/>\n";
$c = bi_neg($a);
echo 'neg($a) = [', bi_to_str($c), "]<br/>\n";
$c = bi_inc($a);
echo 'inc($a) = [', bi_to_str($c), "]<br/>\n";
$c = bi_dec($a);
echo 'dec($a) = [', bi_to_str($c), "]<br/>\n";
$c = bi_sqr($a);
echo 'sqr($a) = [', bi_to_str($c), "]<br/>\n";
echo 'cmp($a, $b) = ', bi_cmp($a, $b), "<br/>\n";
echo 'cmp_abs($a, $b) = ', bi_cmp_abs($a, $b), "<br/>\n";
echo 'is_zero($a) = ', bi_is_zero($a) ? 'true' : 'false', "<br/>\n";
echo 'is_one($a) = ', bi_is_one($a) ? 'true' : 'false', "<br/>\n";
echo 'sign($a) = ', bi_sign($a), "<br/>\n";
/*
bitset functions
*/
echo '<h3>bitset functions</h3>' . "\n";
echo '<div style="text-align:right">';
echo '$a = [', bi_to_str($a, 2), "]<br/>\n";
echo '$b = [', bi_to_str($b, 2), "]<br/>\n";
$c = bi_or($a, $b);
echo '$a or $b = [', bi_to_str($c, 2), "]<br/>\n";
$c = bi_xor($a, $b);
echo '$a xor $b = [', bi_to_str($c, 2), "]<br/>\n";
$c = bi_and($a, $b);
