Viewing file:  Formula.php (1.24 KB) -rw-r--r--
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<?php
namespace PhpOffice\PhpSpreadsheet\Calculation\LookupRef;
use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
use PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError;
use PhpOffice\PhpSpreadsheet\Cell\Cell;
class Formula
{
/**
* FORMULATEXT.
*
* @param mixed $cellReference The cell to check
* @param Cell $cell The current cell (containing this formula)
*
* @return string
*/
public static function text($cellReference = '', ?Cell $cell = null)
{
if ($cell === null) {
return ExcelError::REF();
}
preg_match('/^' . Calculation::CALCULATION_REGEXP_CELLREF . '$/i', $cellReference, $matches);
$cellReference = $matches[6] . $matches[7];
$worksheetName = trim($matches[3], "'");
$worksheet = (!empty($worksheetName))
? $cell->getWorksheet()->getParentOrThrow()->getSheetByName($worksheetName)
: $cell->getWorksheet();
if (
$worksheet === null ||
!$worksheet->cellExists($cellReference) ||
!$worksheet->getCell($cellReference)->isFormula()
) {
return ExcelError::NA();
}
return $worksheet->getCell($cellReference)->getValue();
}
}
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