mirror of
https://github.com/renbaoshuo/S2OJ.git
synced 2024-12-23 18:31:52 +00:00
34 lines
749 B
PHP
34 lines
749 B
PHP
<?php
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class UOJTime {
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public static ?DateTime $time_now = null;
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public static string $time_now_str = '';
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const FORMAT = 'Y-m-d H:i:s';
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const MAX_TIME = '9999-12-31 23:59:59';
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public static function init() {
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self::$time_now = new DateTime();
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self::$time_now_str = self::$time_now->format(static::FORMAT);
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}
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public static function str2time($input) {
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if (!is_string($input)) {
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return null;
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}
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try {
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$time = new DateTime($input);
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if ($time->format(static::FORMAT) !== $input) {
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return null;
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}
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return $time;
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} catch (Exception $e) {
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return null;
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}
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}
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public static function time2str(DateTime $time) {
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return $time->format(static::FORMAT);
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}
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}
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