html - PHP Export query to Excel -

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i need insert rule in excel. have vary dates , if date last background red. need row[4]

for($i=1; $i<=$aux; $i ++){ $sql = mysql_query("select * tables = $id = ".$i) or die(mysql_error()); $row=mysql_fetch_array($sql); $html .= '<tr><td>'.$row[0].'</td> <td>'.$row[1].'</td>  <td>'.$row[2].'</td>  <td>'.$row[3].'</td>  <td>'.$row[4].'</td>

if want write proper excel worksheet in php formulas , not, take @ pear package: spreadsheet_excel_writer

http://pear.php.net/package/spreadsheet_excel_writer

writing forumulas: 

integer worksheet::writeformula(     integer $row , integer $col , string $formula , mixed $format=0)

more info: http://pear.php.net/manual/en/package.fileformats.spreadsheet-excel-writer.spreadsheet-excel-writer-worksheet.writeformula.php


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