aspose.cells

Example:

$workbook = new cells\Workbook();
//Obtaining the reference of the newly added worksheet by passing its sheet index
$worksheet = $workbook->getWorksheets()->get(0);
//Accessing the "A1" cell from the worksheet
$cell = $worksheet->getCells()->get("B2");
//Adding some value to the "A1" cell
$cell->putValue("Visit Aspose!");
//Get style object from cell
$style = $cell->getStyle();
//Setting the line style of the top border
$style->getBorders()->getByBorderType(cells\BorderType::TOP_BORDER)->setLineStyle(cells\CellBorderType::THICK);
//Setting the color of the top border
$style->getBorders()->getByBorderType(cells\BorderType::TOP_BORDER)->setColor(cells\Color::getBlack());
//Setting the line style of the bottom border
$style->getBorders()->getByBorderType(cells\BorderType::BOTTOM_BORDER)->setLineStyle(cells\CellBorderType::THICK);
//Setting the color of the bottom border
$style->getBorders()->getByBorderType(cells\BorderType::BOTTOM_BORDER)->setColor(cells\Color::getBlack());
//Setting the line style of the left border
$style->getBorders()->getByBorderType(cells\BorderType::LEFT_BORDER)->setLineStyle(cells\CellBorderType::THICK);
//Setting the color of the left border
$style->getBorders()->getByBorderType(cells\BorderType::LEFT_BORDER)->setColor(cells\Color::getBlack());
//Setting the line style of the right border
$style->getBorders()->getByBorderType(cells\BorderType::RIGHT_BORDER)->setLineStyle(cells\CellBorderType::THICK);
//Setting the color of the right border
$style->getBorders()->getByBorderType(cells\BorderType::RIGHT_BORDER)->setColor(cells\Color::getBlack());
//Set style object to cell
$cell->setStyle($style);