<?php namespace PhpOffice\PhpSpreadsheet\Calculation\Statistical; use PhpOffice\PhpSpreadsheet\Calculation\Exception; use PhpOffice\PhpSpreadsheet\Calculation\Functions; class StatisticalValidations { /** * @param mixed $value */ public static function validateFloat($value): float { if (!is_numeric($value)) { throw new Exception(Functions::VALUE()); } return (float) $value; } /** * @param mixed $value */ public static function validateInt($value): int { if (!is_numeric($value)) { throw new Exception(Functions::VALUE()); } return (int) floor((float) $value); } /** * @param mixed $value */ public static function validateBool($value): bool { if (!is_bool($value) && !is_numeric($value)) { throw new Exception(Functions::VALUE()); } return (bool) $value; } }