白云岛资源网 Design By www.pvray.com
以前的兼容

复制代码代码如下:
<span class="class">.transparent_class</span> <span class="rules">{
<span class="rule"><span class="attribute" style="color:rgb(181,137,0)">-ms-filter</span>:<span class="value"><span class="string" style="color:rgb(42,161,152)">"progid:DXImageTransform.Microsoft.Alpha(Opacity=50)"</span>;</span></span> <span class="comment" style="margin-bottom:0px!important; display:inline!important; vertical-align:top; color:rgb(88,110,117); font-style:italic">/* ie8 */</span>
<span class="rule"><span class="attribute" style="color:rgb(181,137,0)">filter</span>:<span class="value"><span class="function">alpha(opacity=<span class="number" style="color:rgb(42,161,152)">50</span>)</span>;</span></span> <span class="comment" style="margin-bottom:0px!important; display:inline!important; vertical-align:top; color:rgb(88,110,117); font-style:italic">/* ie5-7 */</span>
<span class="rule"><span class="attribute" style="color:rgb(181,137,0)">-moz-opacity</span>:<span class="value"><span class="number" style="color:rgb(42,161,152)">0.5</span>;</span></span> <span class="comment" style="margin-bottom:0px!important; display:inline!important; vertical-align:top; color:rgb(88,110,117); font-style:italic">/* old mozilla browser like netscape */</span>
<span class="rule"><span class="attribute" style="color:rgb(181,137,0)">-khtml-opacity</span>:<span class="value"> <span class="number" style="color:rgb(42,161,152)">0.5</span>;</span></span> <span class="comment" style="margin-bottom:0px!important; display:inline!important; vertical-align:top; color:rgb(88,110,117); font-style:italic">/* for really really old safari */</span>
<span class="rule"><span class="attribute" style="color:rgb(181,137,0)">opacity</span>:<span class="value"> <span class="number" style="color:rgb(42,161,152)">0.5</span>;</span></span> <span class="comment" style="margin-bottom:0px!important; display:inline!important; vertical-align:top; color:rgb(88,110,117); font-style:italic">/* css standard, currently it works in most modern browsers like firefox, */</span>
<span class="rule">}</span></span>

现在的兼容

复制代码代码如下:
<span class="class">.transparent_class</span> <span class="rules">{
<span class="rule"><span class="attribute" style="color:rgb(181,137,0)">-ms-filter</span>:<span class="value"><span class="string" style="color:rgb(42,161,152)">"progid:DXImageTransform.Microsoft.Alpha(Opacity=50)"</span>;</span></span> <span class="comment" style="margin-bottom:0px!important; display:inline!important; vertical-align:top; color:rgb(88,110,117); font-style:italic">/* ie8 */</span>
<span class="rule"><span class="attribute" style="color:rgb(181,137,0)">filter</span>:<span class="value"><span class="function">alpha(opacity=<span class="number" style="color:rgb(42,161,152)">50</span>)</span>;</span></span> <span class="comment" style="margin-bottom:0px!important; display:inline!important; vertical-align:top; color:rgb(88,110,117); font-style:italic">/* ie5-7 */</span>
<span class="rule"><span class="attribute" style="color:rgb(181,137,0)">opacity</span>:<span class="value"> <span class="number" style="color:rgb(42,161,152)">0.5</span>;</span></span> <span class="comment" style="margin-bottom:0px!important; display:inline!important; vertical-align:top; color:rgb(88,110,117); font-style:italic">/* css standard, currently it works in most modern browsers */</span>
<span class="rule">}</span></span>


复制代码代码如下:
<!DOCTYPE html>
<html>
<head>
<style>
img
{
opacity:0.4;
filter:alpha(opacity=40); /* For IE8 and earlier */
}
img:hover
{
opacity:1.0;
filter:alpha(opacity=100); /* For IE8 and earlier */
}
</style>
</head>
<body>
<h1>图像透明度</h1>
<img src="/UploadFiles/2021-03-30/tulip_peach_blossom_w_s.jpg"><p><b>注释:</b>在 IE 中,必须添加 <!DOCTYPE>,这样才能将 :hover 选择器用于除了 <a> 之外的其它元素。</p>
</body>
</html>
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白云岛资源网 Design By www.pvray.com

RTX 5090要首发 性能要翻倍!三星展示GDDR7显存

三星在GTC上展示了专为下一代游戏GPU设计的GDDR7内存。

首次推出的GDDR7内存模块密度为16GB,每个模块容量为2GB。其速度预设为32 Gbps(PAM3),但也可以降至28 Gbps,以提高产量和初始阶段的整体性能和成本效益。

据三星表示,GDDR7内存的能效将提高20%,同时工作电压仅为1.1V,低于标准的1.2V。通过采用更新的封装材料和优化的电路设计,使得在高速运行时的发热量降低,GDDR7的热阻比GDDR6降低了70%。