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@amnuts
Last active October 16, 2023 18:43
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Aspect ratio from width/height
<?php
function ratio($a, $b)
{
$gcd = function($a, $b) use (&$gcd) {
return ($a % $b) ? $gcd($b, $a % $b) : $b;
};
$g = $gcd($a, $b);
return $a/$g . ':' . $b/$g;
}
echo ratio(1920, 1080); // 16:9
echo "\n";
echo ratio(640, 480); // 4:3
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