WordPress原创插件：当日24小时发布文章标题变红

<?php// 添加自定义样式
function title_red_plugin_styles() {$current_time = time();$post_time = get_the_time('U');$time_difference = $current_time - $post_time;if ($time_difference < 86400) {echo'<style>.entry-title a,.page-title {color: red !important;}</style>';}
}
add_action('wp_head', 'title_red_plugin_styles');