我们会发现wordpress 版本3.4.2自定义栏有问题了，下面爱永设计给大家分享下解决这个问题的方法：

在functions.php中加入下面的代码，就好了。。。

<?php

//wordpress 解决3.4.2自定义栏目问题
/*
Plugin Name: Fix Custom Fields in WP 3.4.2 
Version: 0.1 
Plugin URI: http://core.trac.wordpress.org/ticket/21829 
Description: Implements a workaround for adding and updating custom fields in WordPress 3.4.2. 
Author: Sergey Biryukov 
Author URI: http://profiles.wordpress.org/sergeybiryukov/ 
*/ 
function fix_custom_fields_in_wp342() {  
global $wp_version, $hook_suffix;  
if ( ‘3.4.2’ == $wp_version && in_array( $hook_suffix, array( ‘post.php’, ‘post-new.php’ ) ) ) :
?>  

<script type=”text/javascript”>  
jQuery(document).delegate( ‘#addmetasub, #updatemeta’, ‘hover focus’, function() {  
jQuery(this).attr(‘id’, ‘meta-add-submit’);  
});  
</script>

<?php

//wordpress 解决3.4.2自定义栏目问题
/*
Plugin Name: Fix Custom Fields in WP 3.4.2 
Version: 0.1 
Plugin URI: http://core.trac.wordpress.org/ticket/21829 
Description: Implements a workaround for adding and updating custom fields in WordPress 3.4.2. 
Author: Sergey Biryukov 
Author URI: http://profiles.wordpress.org/sergeybiryukov/ 
*/ 
function fix_custom_fields_in_wp342() {  
global $wp_version, $hook_suffix;  
if ( ‘3.4.2’ == $wp_version && in_array( $hook_suffix, array( ‘post.php’, ‘post-new.php’ ) ) ) :
?>  

<script type=”text/javascript”>  
jQuery(document).delegate( ‘#addmetasub, #updatemeta’, ‘hover focus’, function() {  
jQuery(this).attr(‘id’, ‘meta-add-submit’);  
});  
</script>