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<?php function getGridStepForValue(float $c, int $minCountLines): float { $config = [15, 5, 2, 1]; $n = ceil($c); $length = \strlen((string)$n); while ($length) { foreach ($config as $singleDivisor) { $nDivisor = (float)str_pad((string)$singleDivisor, $length, '0'); if ($n - ($nDivisor * $minCountLines) > 0) { return $nDivisor; } } $length--; } return getGridStepForValue($c * 10, $minCountLines) / 10; } var_dump(getGridStepForValue(1, 4), getGridStepForValue(1, 5));
Output for git.master, git.master_jit, rfc.property-hooks
float(0.2) float(0.1)

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