Vtiful\Kernel\Excel header
$headerData
Write a header in the worksheet.
headerData
worksheet header data
Vtiful\Kernel\Excel instance
例1 example
<?php $config = [ 'path' => './tests' ]; $fileObject = new \Vtiful\Kernel\Excel($config); $file = $fileObject->fileName('tutorial.xlsx', 'sheet_one') ->header(['name', 'age']); ?>