PHP code example of zlikavac32 / php-measure-units

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

zlikavac32 / php-measure-units example snippets

$angle = 90;

echo sin($angle);

$angle = new Quantity(90, 'degc');

echo sin($angle->in('rad')->value());

use Zlikavac32\UnitsOfMeasure\Defaults;
use Zlikavac32\UnitsOfMeasure\MapUnitNormalizer;
use Zlikavac32\UnitsOfMeasure\NativeRuntime;
use Zlikavac32\UnitsOfMeasure\SiFormParser;

$baseUnits = Defaults::siBaseUnits();

$transitionMap = Defaults::siDerivedUnits()
                         ->merge(Defaults::otherMetricUnits());

$imperialUnits = Defaults::imperialUnits();

$parser = new SiFormParser($baseUnits->merge($transitionMap->keys())->toArray(), $imperialUnits->keys()->toArray());

$normalizer = new MapUnitNormalizer(
    $transitionMap->merge($imperialUnits),
    $baseUnits
);

$unitsOfMeasure = new NativeRuntime(
  $parser,
  $normalizer
);

echo (string) $unitsOfMeasure->parse('kg.m.s-2), "\n";

echo (string) $unitsOfMeasure['kg.m.s-2'], "\n";

$m = $unitsOfMeasure['m'];
$kg = $unitsOfMeasure['kg'];
$s2 = $unitsOfMeasure['s2'];

$newton = $m->multiplyBy($kg)->divideBy($s2);

echo $newton->in('kN')->applyTo(5);

echo (string) $unitsOfMeasure(3, 'm3'), "\n";

echo (string) $unitsOfMeasure(3, $unitsOfMeasure['s']), "\n";

$m = $unitsOfMeasure(1, 'm');
$kg = $unitsOfMeasure(1, 'kg');
$s2 = $unitsOfMeasure(1, 's2');

$newton = $m->multiplyBy($kg)->divideBy($s2);

echo (string) $newton->in('kN');

echo (string) $newton, "\n";
echo (string) $newton->in('N');

$gasolineConsumptionPer100Km = $unitsOfMeasure['l.100 km-1'];

// How many kilometers can we make with one liter if we had consumption of 4 liters per 100 kilometers
echo $gasolineConsumptionPer100Km->in('km.l-1')->applyTo(4);

echo $unitsOfMeasure['123 cm']->in('m')->ratio()->asFloat(), "\n";
echo $unitsOfMeasure['500 kg.6 m.2 s-2']->in('kN')->ratio()->asFloat();

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