init

lib/PhpSpreadsheet/Calculation/Statistical/StatisticalValidations.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheet\Calculation\Statistical;
+
+use PhpOffice\PhpSpreadsheet\Calculation\Exception;
+use PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError;
+
+class StatisticalValidations
+{
+    public static function validateFloat(mixed $value): float
+    {
+        if (!is_numeric($value)) {
+            throw new Exception(ExcelError::VALUE());
+        }
+
+        return (float) $value;
+    }
+
+    public static function validateInt(mixed $value): int
+    {
+        if (!is_numeric($value)) {
+            throw new Exception(ExcelError::VALUE());
+        }
+
+        return (int) floor((float) $value);
+    }
+
+    public static function validateBool(mixed $value): bool
+    {
+        if (!is_bool($value) && !is_numeric($value)) {
+            throw new Exception(ExcelError::VALUE());
+        }
+
+        return (bool) $value;
+    }
+}