spaghettisolutions/xlsx-parser

<?php declare(strict_types = 1);
 
namespace Spaghetti\XLSXParser;
 
use function implode;
use function is_array;
use function trim;
 
/**
 * @internal
 */
abstract class AbstractXMLDictionary extends AbstractXMLResource
{
    protected bool $valid = true;
    protected array $values = [];
 
    public function get(int $index): mixed
    {
        while ($this->valid && !isset($this->values[$index])) {
            $this->readNext();
        }
 
        if (is_array(value: $this->values[$index])) {
            return trim(string: implode(separator: ' ', array: $this->values[$index]));
        }
 
        return $this->values[$index];
    }
 
    abstract protected function readNext();
}