php spreadsheet 填充背景色

https://phpspreadsheet.readthedocs.io/en/stable/topics/recipes/

$sheet->getStyle("B3:B7")->getFill()->setFillType(\PhpOffice\PhpSpreadsheet\Style\Fill::FILL_SOLID)->getStartColor()->setARGB('FFFF0000');

$spreadsheet->getActiveSheet()->getStyle('B3:B7')->getFill()
	->setFillType(\PhpOffice\PhpSpreadsheet\Style\Fill::FILL_SOLID)
	->getStartColor()->setARGB('FFFF0000');

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