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css display:none和visibility:hidden和visible="false"区别

如果在div的style中把visibility设为hidden则div隐藏,但是它会占据空白空间,而如果设置成display:none则不占据空白空间;

而visible="false"则div不返回在html中;下面是给出的代码:运行一下就知道区别了。

<%

@ Page Language="C#" %>

<!

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 runat="server">

<title>Untitled Page</title>

</

head>

<

body>

<form id="form1" runat="server">

<div>

aaa

</div>

<div style=" display:none;"><%--不占据空白空间--%>

aaa

</div>

<div>

aaa

</div>

<div>

aaa

</div>

<div style="visibility:hidden"><%--占据空白空间--%>

aaa

</div>

<div id="Div1" runat="server" visible="false">bbbbbbb</div>

<div>

aaa

</div>

<div id="Div2" runat="server" visible="false">bbbbbbb</div><%--在html中不存在--%>

</form>

</

body>

</

html>