Initial

Takes in a file, process it and output a new file with additional columns.

vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Financial/Constants.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheet\Calculation\Financial;
+
+class Constants
+{
+    public const BASIS_DAYS_PER_YEAR_NASD = 0;
+    public const BASIS_DAYS_PER_YEAR_ACTUAL = 1;
+    public const BASIS_DAYS_PER_YEAR_360 = 2;
+    public const BASIS_DAYS_PER_YEAR_365 = 3;
+    public const BASIS_DAYS_PER_YEAR_360_EUROPEAN = 4;
+
+    public const FREQUENCY_ANNUAL = 1;
+    public const FREQUENCY_SEMI_ANNUAL = 2;
+    public const FREQUENCY_QUARTERLY = 4;
+
+    public const PAYMENT_END_OF_PERIOD = 0;
+    public const PAYMENT_BEGINNING_OF_PERIOD = 1;
+}