Requests_IDNAEncoder::adapt() protected WP 1.0
Adapt the bias
{} It's a method of the class: Requests_IDNAEncoder{}
No Hooks.
Return
Int. New bias
Usage
$result = Requests_IDNAEncoder::adapt( $delta, $numpoints, $firsttime );
- $delta(int) (required)
- $numpoints(int) (required)
- $firsttime(true/false) (required)
Notes
Code of Requests_IDNAEncoder::adapt() Requests IDNAEncoder::adapt WP 5.6
protected static function adapt($delta, $numpoints, $firsttime) {
# function adapt(delta,numpoints,firsttime):
# if firsttime then let delta = delta div damp
if ($firsttime) {
$delta = floor($delta / self::BOOTSTRAP_DAMP);
}
# else let delta = delta div 2
else {
$delta = floor($delta / 2);
}
# let delta = delta + (delta div numpoints)
$delta += floor($delta / $numpoints);
# let k = 0
$k = 0;
# while delta > ((base - tmin) * tmax) div 2 do begin
$max = floor(((self::BOOTSTRAP_BASE - self::BOOTSTRAP_TMIN) * self::BOOTSTRAP_TMAX) / 2);
while ($delta > $max) {
# let delta = delta div (base - tmin)
$delta = floor($delta / (self::BOOTSTRAP_BASE - self::BOOTSTRAP_TMIN));
# let k = k + base
$k += self::BOOTSTRAP_BASE;
# end
}
# return k + (((base - tmin + 1) * delta) div (delta + skew))
return $k + floor(((self::BOOTSTRAP_BASE - self::BOOTSTRAP_TMIN + 1) * $delta) / ($delta + self::BOOTSTRAP_SKEW));
}