<?php namespace PhpOffice\PhpSpreadsheet\Calculation; abstract class Category { // Function categories const CATEGORY_CUBE = 'Cube'; const CATEGORY_DATABASE = 'Database'; const CATEGORY_DATE_AND_TIME = 'Date and Time'; const CATEGORY_ENGINEERING = 'Engineering'; const CATEGORY_FINANCIAL = 'Financial'; const CATEGORY_INFORMATION = 'Information'; const CATEGORY_LOGICAL = 'Logical'; const CATEGORY_LOOKUP_AND_REFERENCE = 'Lookup and Reference'; const CATEGORY_MATH_AND_TRIG = 'Math and Trig'; const CATEGORY_STATISTICAL = 'Statistical'; const CATEGORY_TEXT_AND_DATA = 'Text and Data'; const CATEGORY_WEB = 'Web'; const CATEGORY_UNCATEGORISED = 'Uncategorised'; }