筛选出早于自定义日期字段的帖子


filter out post older than custom date field

我试图隐藏自定义日期字段比今天的日期早的帖子。我的代码目前的设置方式是将一个名为expired的类添加到LI标记中,如果该类较旧,但不在打球。。。

            <?php 
                wp_reset_query();
                query_posts(array('post_type' => 'events',
                                  'showposts' => 5,
                                  'meta_key'=>'event_date',  
                                  'orderby' => 'meta_value', 
                                  'order' => ASC));
            ?>

            <?php while (have_posts()) : the_post(); ?>
                                    <?php 
                                        $eventDate = DateTime::createFromFormat('Ymd', get_field('event_date'));
                                        $currentdate = date("Ymd");
                                    ?>
                            <li class="<? if ($eventDate < $currentdate) { echo "expired"; } ?>">
                                    <h4><a href="<?php the_permalink() ?>"><?php the_title(); ?></a></h4>
                                    <span class="date"><strong>Event Date:</strong> <? echo $eventDate->format('d/m/Y'); ?></span>
                            </li>
            <?php endwhile;?>

请帮我一个人:(

在将DateTime对象与字符串进行比较时,您需要确保比较的是等效的数据类型:

// Convert stored date to DateTime object
$eventDate = DateTime::createFromFormat('Ymd', get_field('event_date'));
// Get the current date as a DateTime object
$nowDate = new DateTime();
// And compare them
if ($eventDate == $nowDate) {
   // They're the same, woohoo
} elseif ($eventDate < $nowDate) {
   // Expired
}