The Rise of Contactless Payments:...
In recent years, contactless payments have surged in popularity, driven...
<?php
namespace PhpOffice\PhpSpreadsheet\Worksheet;
class Column
{
/**
* \PhpOffice\PhpSpreadsheet\Worksheet\Worksheet.
*
* @var Worksheet
*/
private $worksheet;
/**
* Column index.
*
* @var string
*/
private $columnIndex;
/**
* Create a new column.
*
* @param string $columnIndex
*/
public function __construct(Worksheet $worksheet, $columnIndex = 'A')
{
// Set parent and column index
$this->worksheet = $worksheet;
$this->columnIndex = $columnIndex;
}
/**
* Destructor.
*/
public function __destruct()
{
// @phpstan-ignore-next-line
$this->worksheet = null;
}
/**
* Get column index as string eg: 'A'.
*/
public function getColumnIndex(): string
{
return $this->columnIndex;
}
/**
* Get cell iterator.
*
* @param int $startRow The row number at which to start iterating
* @param int $endRow Optionally, the row number at which to stop iterating
*/
public function getCellIterator($startRow = 1, $endRow = null): ColumnCellIterator
{
return new ColumnCellIterator($this->worksheet, $this->columnIndex, $startRow, $endRow);
}
/**
* Get row iterator. Synonym for getCellIterator().
*
* @param int $startRow The row number at which to start iterating
* @param int $endRow Optionally, the row number at which to stop iterating
*/
public function getRowIterator($startRow = 1, $endRow = null): ColumnCellIterator
{
return $this->getCellIterator($startRow, $endRow);
}
/**
* Returns a boolean true if the column contains no cells. By default, this means that no cell records exist in the
* collection for this column. false will be returned otherwise.
* This rule can be modified by passing a $definitionOfEmptyFlags value:
* 1 - CellIterator::TREAT_NULL_VALUE_AS_EMPTY_CELL If the only cells in the collection are null value
* cells, then the column will be considered empty.
* 2 - CellIterator::TREAT_EMPTY_STRING_AS_EMPTY_CELL If the only cells in the collection are empty
* string value cells, then the column will be considered empty.
* 3 - CellIterator::TREAT_NULL_VALUE_AS_EMPTY_CELL | CellIterator::TREAT_EMPTY_STRING_AS_EMPTY_CELL
* If the only cells in the collection are null value or empty string value cells, then the column
* will be considered empty.
*
* @param int $definitionOfEmptyFlags
* Possible Flag Values are:
* CellIterator::TREAT_NULL_VALUE_AS_EMPTY_CELL
* CellIterator::TREAT_EMPTY_STRING_AS_EMPTY_CELL
* @param int $startRow The row number at which to start checking if cells are empty
* @param int $endRow Optionally, the row number at which to stop checking if cells are empty
*/
public function isEmpty(int $definitionOfEmptyFlags = 0, $startRow = 1, $endRow = null): bool
{
$nullValueCellIsEmpty = (bool) ($definitionOfEmptyFlags & CellIterator::TREAT_NULL_VALUE_AS_EMPTY_CELL);
$emptyStringCellIsEmpty = (bool) ($definitionOfEmptyFlags & CellIterator::TREAT_EMPTY_STRING_AS_EMPTY_CELL);
$cellIterator = $this->getCellIterator($startRow, $endRow);
$cellIterator->setIterateOnlyExistingCells(true);
foreach ($cellIterator as $cell) {
/** @scrutinizer ignore-call */
$value = $cell->getValue();
if ($value === null && $nullValueCellIsEmpty === true) {
continue;
}
if ($value === '' && $emptyStringCellIsEmpty === true) {
continue;
}
return false;
}
return true;
}
/**
* Returns bound worksheet.
*/
public function getWorksheet(): Worksheet
{
return $this->worksheet;
}
}
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Dive into our blog to explore the cutting-edge trends in digital payments and NFC technology. Stay updated on the innovations that are revolutionizing transactions, boosting security, and making payments quicker and more convenient. Learn how these advancements are shaping the future of financial interactions and driving the global transition towards a cashless world.
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