添加时间工具类

<?php

/**

 * Created by PhpStorm.

 * User: Zero

 * Time: 2020/11/19 15:35

 */

namespace Meibuyu\Micro\Tools;

class Timer

{

    /**

     * 获取时间区间

     * @param int $num 正数为向后取时间,负数为向前取时间

     * @param string $type 支持 year month day hour minute second

     * @param string $begin 开始时间,默认此时此刻

     * @param string $format

     * @return array

     * @author Zero

     */

    public static function getRange(int $num, string $type, string $begin = null, string $format = null)

    {

        switch ($type) {

            case 'year':

                !$format && $format = 'Y';

                break;

            case 'month':

                !$format && $format = 'Y-m';

                break;

            case 'day':

                !$format && $format = 'Y-m-d';

                break;

            case 'hour':

                !$format && $format = 'Y-m-d H';

                break;

            case 'minute':

                !$format && $format = 'Y-m-d H:i';

                break;

            case 'second':

                !$format && $format = 'Y-m-d H:i:s';

                break;

        }

        $timeStr = $type . 's';

        $begin = $begin ? strtotime($begin) : time();

        $end = strtotime("+{$num} {$timeStr}", $begin);

        if ($begin > $end) { // 如果开始时间比结束时间大,则反转

            $temp = $begin;

            $begin = $end;

            $end = $temp;

        }

        $data = [];

        while ($begin <= $end) {

            $data[] = date($format, $begin);

            $begin = strtotime("+1 {$timeStr}", $begin);

        }

        return $data;

    }

}