Here is a list of all documented functions with links to the class documentation for each member:

- y -

• YEAR() : PhpOffice\PhpSpreadsheet\Calculation\DateTime
• year() : PhpOffice\PhpSpreadsheet\Calculation\DateTimeExcel\DateParts
• YEARFRAC() : PhpOffice\PhpSpreadsheet\Calculation\DateTime
• yesno() : core_privacy\local\request\transform
• yield() : PhpOffice\PhpSpreadsheet\Calculation\Financial\TreasuryBill
• yieldAtMaturity() : PhpOffice\PhpSpreadsheet\Calculation\Financial\Securities\Yields
• YIELDDISC() : PhpOffice\PhpSpreadsheet\Calculation\Financial
• YIELDMAT() : PhpOffice\PhpSpreadsheet\Calculation\Financial
• yui_module() : core\output\requirements\page_requirements_manager