dedecms织梦自定义表单获取ip，提交时间，来源页面等技巧
1.首先修改plus/diy.php 在 if($fieldinfo[1] == textdata){ ${$fieldinfo[0]} = FilterSearch(stripslashes(${$fieldinfo[0]})); ${$fieldinfo[0]} = addslashes(${$fieldinfo[0]});} 后面添加 if($fieldinfo[0] == ip){ ${$fieldinfo[0]}=GetIP();}if(