wordpress实现文章分页的方法

<p><!--nextpage--></p>

$mce_buttons = apply_filters('mce_buttons', array('bold', 'italic', 'strikethrough', '¦', 'bullist', 'numlist', 'blockquote', '¦', 'justifyleft', 'justifycenter', 'justifyright', '¦', 'link', 'unlink', <SPAN style="TEXT-DECORATION: underline"><STRONG><SPAN style="COLOR: #ff0000; TEXT-DECORATION: underline">'wp_more',</SPAN></STRONG></SPAN> '¦', 'spellchecker', 'fullscreen', 'wp_adv' ), $editor_id);

$mce_buttons = apply_filters('mce_buttons', array('bold', 'italic', 'strikethrough', '¦', 'bullist', 'numlist', 'blockquote', '¦', 'justifyleft', 'justifycenter', 'justifyright', '¦', 'link', 'unlink', <SPAN style="TEXT-DECORATION: underline"><STRONG><SPAN style="COLOR: #ff0000; TEXT-DECORATION: underline">'wp_more','wp_page',</SPAN></STRONG></SPAN> '¦', 'spellchecker', 'fullscreen', 'wp_adv' ), $editor_id);

<?php the_content(); ?>

<?php wp_link_pages(); ?>

<?php wp_link_pages(array('before' => '<div class="fenye">分页阅读：', 'after' => '', 'next_or_number' => 'next', 'previouspagelink' => '上一页', 'nextpagelink' => "")); ?> <?php wp_link_pages(array('before' => '', 'after' => '', 'next_or_number' => 'number', 'link_before' =>'<span>', 'link_after'=>'</span>')); ?> <?php wp_link_pages(array('before' => '', 'after' => '</div>', 'next_or_number' => 'next', 'previouspagelink' => '', 'nextpagelink' => "下一页")); ?>

/**页面分页**/ 
.fenye{text-align:center;margin:0px auto 10px;font-weight:bold} 
.fenye span{background-color:#DDDDDD;color:#fff;font-weight: bold;margin:0px 1px;padding:1px 6px;display:inline-block;text-decoration:none;border:1px solid #e0e0e0;} 
.fenye a{text-decoration:none;} 
.fenye a span{background-color:#F6F6E8;font-weight: normal;color: #000;text-decoration: none;} 
.fenye a:hover span{background-color:#DDDDDD;color: #fff;}

<?php if ( is_single() ) { ?><title><?php echo trim(wp_title('',0)); ?><?php if (get_query_var('page')) { echo '-第'; echo get_query_var('page'); echo '页';}?> — <?php bloginfo('name'); ?></title><?php } ?>

if ( strpos( $content,'<!–nextpage–>' ) ) {

if ( strpos( $content, '<!--nextpage-->' ) && (!is_feed()) ) {