private function SassNumber::removeCommonUnits in Sassy 7.3

Same name and namespace in other branches

1. 7 phamlp/sass/script/literals/SassNumber.php \SassNumber::removeCommonUnits()

Removes common units from each set. We don't use array_diff because we want (for eaxmple) mm*mm/mm*cm to end up as mm/cm.

Parameters

array first set of units:

array second set of units:

Return value

array both sets of units with common units removed

2 calls to SassNumber::removeCommonUnits()

SassNumber::coercionFactor in phpsass/script/literals/SassNumber.php

Calculates the corecion factor to apply to the value

SassNumber::__construct in phpsass/script/literals/SassNumber.php

class constructor. Sets the value and units of the number.

File

phpsass/script/literals/SassNumber.php, line 371

Class

SassNumber

SassNumber class. Provides operations and type testing for Sass numbers. Units are of the passed value are converted the those of the class value if it has units. e.g. 2cm + 20mm = 4cm while 2 + 20mm = 22mm. @package PHamlP @subpackage …

Code

private function removeCommonUnits($u1, $u2) {
  $_u1 = array();
  while (!empty($u1)) {
    $u = array_shift($u1);
    $i = array_search($u, $u2);
    if ($i !== false) {
      unset($u2[$i]);
    }
    else {
      $_u1[] = $u;
    }
  }
  return array(
    $_u1,
    $u2,
  );
}