13:26:13 Create new PHPExcel object<br />13:26:13 Set document properties<br />13:26:13 Add some data<br />13:26:13 Add comments<br />13:26:13 Add rich-text string<br />13:26:13 Merge cells<br />13:26:13 Protect cells<br />13:26:13 Set cell number formats<br />13:26:13 Set column widths<br />13:26:13 Set fonts<br />13:26:13 Set alignments<br />13:26:13 Set thin black border outline around column<br />13:26:13 Set thick brown border outline around Total<br />13:26:13 Set fills<br />13:26:13 Set style for header row using alternative method<br />13:26:13 Unprotect a cell<br />13:26:13 Add a hyperlink to an external website<br />13:26:13 Add a hyperlink to another cell on a different worksheet within the workbook<br />13:26:13 Add a drawing to the worksheet<br />13:26:13 Add a drawing to the worksheet<br />13:26:13 Add a drawing to the worksheet<br />13:26:13 Play around with inserting and removing rows and columns<br />13:26:13 Set header/footer<br />13:26:13 Set page orientation and size<br />13:26:13 Rename first worksheet<br />13:26:13 Create a second Worksheet object<br />13:26:13 Add some data<br />13:26:13 Set the worksheet tab color<br />13:26:13 Set alignments<br />13:26:13 Set column widths<br />13:26:13 Set fonts<br />13:26:13 Add a drawing to the worksheet<br />13:26:13 Set page orientation and size<br />13:26:13 Rename second worksheet<br />13:26:13 Write to HTML format<br /><br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function mb_strtolower() in /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Style/NumberFormat.php:448
Stack trace:
#0 [internal function]: PHPExcel_Style_NumberFormat::setLowercaseCallback(Array)
#1 /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Style/NumberFormat.php(464): preg_replace_callback('/(?:^|&quot;)([^&quot;]*)...', Array, 'd-mmm-yy')
#2 /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Style/NumberFormat.php(647): PHPExcel_Style_NumberFormat::formatAsDate(45731, 'd-mmm-yy')
#3 /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/HTML.php(1245): PHPExcel_Style_NumberFormat::toFormattedString(45731, 'd-mmm-yy', Array)
#4 /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/HTML.php(476): PHPExcel_Writer_HTML-&gt;generateRow(Object(PHPExcel_Worksheet), Array, 0, 'td')
#5 /var/www/html/psyserve.psyventures.com in <b>/var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Style/NumberFormat.php</b> on line <b>448</b><br />