CSS规划中DIV为空时在IE6的不同表现-CSS教程-爱易网页

CSS规划中DIV为空时在IE6的不同表现

日期：2013-08-31　浏览次数：21021 次

　　在实际使用中为了特殊的需求而用到一个空的DIV,并定义一个较小的高度值．通常的想法见下面代码：

HTML
<div></div>
CSS
div{
height:5px;
}

　　以上代码在多数浏览器中都可正确显示，但我们在实际运用中，确不象理论上这么简单，特别的IE6中并非如你所想，好象有时可以定义高度，有时它就不知何缘由失效了！

　　先给出我的测试代码，然后在详细说明：

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>无标题文档</title><style type="text/css">h3{margin:10px 0;padding:0;}body{background:white; color:black; font-size:12px;}.content{width:400px;border:solid 1px red;}p{color:black;background:green;margin:0;padding:0;}.t{height:6px;width:600px;background:red;}.b{width:200px; background:#000;height:5px;}.b0{background:#000; font-size:0px;}.b1{width:200px; background:#000; font-size:1px;}.b2{width:200px; background:#000; font-size:2px;}.b3{width:200px; background:#000; font-size:3px;}.b4{width:200px; background:#000; font-size:4px;}.b5{width:200px; background:#000; font-size:5px;}.b6{width:200px; background:#000; font-size:6px;}.b7{width:200px; background:#000; font-size:7px;}.b8{width:200px; background:#000; font-size:8px;}.b9{width:200px; background:#000; font-size:9px;}.b10{width:200px; background:#000; font-size:10px;}.b11{width:200px; background:#000; font-size:11px;}.b12{width:200px; background:#000; font-size:12px;}</style></head><body><h2>空DIV在IE6浏览器中的不同表现方式</h2><h3>一．空DIV无款式时的表现</h3><div class="content"> <p>something</p> <div></div> <p>something</p></div><h3>二．空DIV加入宽度后的表现</h3><div class="content"> <p>something</p> <div class="b"></div> <p>something</p></div><h3>二．空DIV加入宽度＋字体后的表现</h3><h3>0.空DIVfont-size:0px;实际height=2px;</h3><div class="content"> <p>something</p> <div class="b0"></div> <p>something</p></div><h3>1.空DIVfont-size:1px;实际height=2px;</h3><div class="content"> <p>something</p> <div class="b1"></div> <p>something</p></div><h3>2.空DIVfont-size:2px;实际height=2px;</h3><div class="content"> <p>something</p> <div class="b2"></div> <p>something</p></div><h3>3.空DIVfont-size:3px;实际height=4px;</h3><div class="content"> <p>something</p> <div class="b3"></div> 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