<?php // Date Value, Result return [ [ 19, // Result for Excel 19, // Result for OpenOffice 22269, ], [ 1, // Result for Excel 1, // Result for OpenOffice 30348, ], [ 10, // Result for Excel 10, // Result for OpenOffice 30843, ], [ 11, // Result for Excel 11, // Result for OpenOffice '11-Nov-1918', ], [ 28, // Result for Excel 28, // Result for OpenOffice '28-Feb-1904', ], [ '#VALUE!', // Result for Excel '#VALUE!', // Result for OpenOffice 'Invalid', ], [ '#NUM!', // Result for Excel 29, // Result for OpenOffice -1, ], [ 1, // Result for Excel 31, // Result for OpenOffice 1, ], [ 0, // Result for Excel 30, // Result for OpenOffice 0.5, ], [ 0, // Result for Excel 30, // Result for OpenOffice 0, ], ];