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gilour
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vendor
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phpoffice
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phpspreadsheet
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samples
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41_Password.php
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<?php require __DIR__ . '/../Header.php'; $spreadsheet = require __DIR__ . '/../templates/sampleSpreadsheet.php'; // Set password against the spreadsheet file $spreadsheet->getSecurity()->setLockWindows(true); $spreadsheet->getSecurity()->setLockStructure(true); $spreadsheet->getSecurity()->setWorkbookPassword('secret'); // Save $helper->write($spreadsheet, __FILE__);