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See Release Notes

  • Bug fixes for general core bugs in 3.10.x will end 8 November 2021 (12 months).
  • Bug fixes for security issues in 3.10.x will end 9 May 2022 (18 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
<?php

namespace Box\Spout\Writer\Common\Entity;

/**
 * Class Workbook
 * Entity describing a workbook
 */
class Workbook
{
    /** @var Worksheet[] List of the workbook's sheets */
    private $worksheets = [];

    /** @var string Timestamp based unique ID identifying the workbook */
    private $internalId;

    /**
     * Workbook constructor.
     */
    public function __construct()
    {
< $this->internalId = uniqid();
> $this->internalId = \uniqid();
} /** * @return Worksheet[] */ public function getWorksheets() { return $this->worksheets; } /** * @param Worksheet[] $worksheets */ public function setWorksheets($worksheets) { $this->worksheets = $worksheets; } /** * @return string */ public function getInternalId() { return $this->internalId; } }