public function webform_exporter_excel_delimited::bof in Webform 7.4

Write the start of the export file.

Parameters

$file_handle: A PHP file handle to the export file.

Overrides webform_exporter::bof

File

includes/exporters/webform_exporter_excel_delimited.inc, line 19

Class

webform_exporter_excel_delimited

The Excel exporter currently is just a tab-delimited export.

Code

public function bof(&$file_handle) {
  $output = '';

  // Include at BOM at the beginning of the file for Little Endian.
  // This makes tab-separated imports work correctly in MS Excel.
  if (function_exists('mb_convert_encoding')) {
    $output = chr(255) . chr(254);
  }
  @fwrite($file_handle, $output);
}