数组对象去除重复的值
<br> Array<br>(<br> [4968] => WP_Post Object<br> (<br> [ID] => 4968<br> [post_author] => 1<br> [post_date] => 2013-11-30 14:32:54<br> [post_date_gmt] => 2013-11-30 06:32:54<br> [post_content] => <br> [post_title] => taibei<br> [post_excerpt] => 来到台北的日子<br> [post_status] => inherit<br> [comment_status] => open<br> [ping_status] => open<br> [post_password] => <br> [post_name] => taibei<br> [to_ping] => <br> [pinged] => <br> [post_modified] => 2013-11-30 14:32:54<br> [post_modified_gmt] => 2013-11-30 06:32:54<br> [post_content_filtered] => <br> [post_parent] => 4058<br> [guid] => http://tanteng-wordpress.stor.sinaapp.com/uploads/2013/01/taibei.jpg<br> [menu_order] => 0<br> [post_type] => attachment<br> [post_mime_type] => image/jpeg<br> [comment_count] => 0<br> [filter] => raw<br> )<br><br> [4951] => WP_Post Object<br> (<br> [ID] => 4951<br> [post_author] => 1<br> [post_date] => 2013-11-29 14:38:33<br> [post_date_gmt] => 2013-11-29 06:38:33<br> [post_content] => <br> [post_title] => taipei<br> [post_excerpt] => 台北路的生活<br> [post_status] => inherit<br> [comment_status] => open<br> [ping_status] => open<br> [post_password] => <br> [post_name] => taipei-3<br> [to_ping] => <br> [pinged] => <br> [post_modified] => 2013-11-29 14:38:33<br> [post_modified_gmt] => 2013-11-29 06:38:33<br> [post_content_filtered] => <br> [post_parent] => 4058<br> [guid] => http://tanteng-wordpress.stor.sinaapp.com/uploads/2013/01/taipei.jpgpsid1<br> [menu_order] => 0<br> [post_type] => attachment<br> [post_mime_type] => image/jpeg<br> [comment_count] => 0<br> [filter] => raw<br> )<br><br> [4940] => WP_Post Object<div class="clear">
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