本文整理汇总了PHP中Math_BigInteger::_rshift方法的典型用法代码示例。如果您正苦于以下问题：PHP Math_BigInteger::_rshift方法的具体用法？PHP Math_BigInteger::_rshift怎么用？PHP Math_BigInteger::_rshift使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Math_BigInteger的用法示例。
在下文中一共展示了Math_BigInteger::_rshift方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: switch
/**
* Logical Right Shift
*
* Shifts BigInteger's by $shift bits, effectively dividing by 2**$shift.
*
* @param int $shift
* @return Math_BigInteger
* @access public
* @internal The only version that yields any speed increases is the internal version.
*/
function bitwise_rightShift($shift)
{
$temp = new Math_BigInteger();
switch (MATH_BIGINTEGER_MODE) {
case MATH_BIGINTEGER_MODE_GMP:
static $two;
if (!isset($two)) {
$two = gmp_init('2');
}
$temp->value = gmp_div_q($this->value, gmp_pow($two, $shift));
break;
case MATH_BIGINTEGER_MODE_BCMATH:
$temp->value = bcdiv($this->value, bcpow('2', $shift, 0), 0);
break;
default:
// could just replace _lshift with this, but then all _lshift() calls would need to be rewritten
// and I don't want to do that...
$temp->value = $this->value;
$temp->_rshift($shift);
}
return $this->_normalize($temp);
}示例2: bitwise_rightShift
public function bitwise_rightShift($shift)
{
$temp = new Math_BigInteger();
switch (MATH_BIGINTEGER_MODE) {
case MATH_BIGINTEGER_MODE_GMP:
static $two;
if (!isset($two)) {
$two = gmp_init('2');
}
$temp->value = gmp_div_q($this->value, gmp_pow($two, $shift));
break;
case MATH_BIGINTEGER_MODE_BCMATH:
$temp->value = bcdiv($this->value, bcpow('2', $shift, 0), 0);
break;
default:
$temp->value = $this->value;
$temp->_rshift($shift);
}
return $this->_normalize($temp);
}