damijanc

<?php

$streamedResponse = new StreamedResponse();
$streamedResponse->setCallback(function () {
      $spreadsheet = //create you spreadsheet here;

      $writer =  new Xlsx($spreadsheet);
      $writer->save('php://output');
});

damijanc

/**
     * @brief Find the difference between two strings, lines assumed to be separated by "\n|
     * @param $new string The new string
     * @param $old string The old string
     * @return string Human-readable output as produced by the Unix diff command,
     * or "No changes" if the strings are the same.
     * @throws Exception
     */
    public function diff($new, $old)
    {

damijanc

/**
 * centering with absolute position
 */
div.header {	
	width: 100%;	
	background-color:green;	
	height: 30px;	
	position:relative;
}
div.container {