EasyXLS

DataType.inc

<?php
$DATATYPE_NUMERIC = "numeric";
$DATATYPE_STRING = "string";
$DATATYPE_DATE = "date";
$DATATYPE_BOOLEAN = "boolean";
$DATATYPE_ERROR = "error";
$DATATYPE_AUTOMATIC = "automatic";
?>

EasyXLS Excel components:

.NET
Excel Library for PHP
full COM+ version to import, export or convert Excel files
Excel Writer for PHP
COM+ version to create and export Excel files
Download EasyXLS™ Excel Component for PHP

File formats:

Office 365
MS Excel 2021 - 2024
MS Excel 2007 - 2019
MS Excel 97 - 2003
XLSXXLSMXLSBXLS
XMLHTMLCSVTXT