{var%20f='http://v.t.sina.com.cn/share/share.php?appkey=1515056452',u=z||d.location,p=['&url=',e(u),'&title=',e(t||d.title),'&source=',e(r),'&sourceUrl=',e(l),'&content=',c||'gb2312','&pic=',e(p||'')].join('');function%20a(){if(!window.open([f,p].join(''),'mb',['toolbar=0,status=0,resizable=1,width=440,height=430,left=',(s.width-440)/2,',top=',(s.height-430)/2].join('')))u.href=[f,p].join('');};if(/Firefox/.test(navigator.userAgent))setTimeout(a,0);else%20a();})(screen,document,encodeURIComponent,'','','https://www.xiaopingtou.cn//data/attach/topic/topicKPo7gB.jpg', '推荐 wulei1024 的文章《关于css background_image和background》','https://www.xiaopingtou.net/article-61159.html','页面编码gb2312|utf-8默认gb2312'));){kind=link}
<style type="text/css">
.b{background-image:url(../PIC/2.jpg) }
.p{background:url(../PIC/3.jpg) repeat}
.c{color:blue}
.d{color:red}
.e{color:green}
style>
这是jsp文件片段，我想从外部CSS样式表中显示body的背景
class="p">
<div class="c">namediv>
<div class="e" >piddiv>
但是用background就可以显示，而用background-image就不可以
查了一些资料：