<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>多行文本实现省略号显示</title>
</head>
<style type="text/css">
/*纯css实现省略号，兼容火狐，IE9，chrome*/
.wrap{
height:40px;line-height:20px;overflow: hidden;500px;background:#999;
}
.wrap .text{
float:right;margin-left:-5px;500px;word-break: break-all;
}
.wrap::before{
float:left;5px;content:'';height:40px;
}
.wrap::after{
float:right;content:'...';height:20px;line-height:20px;
30px;margin-left:-30px;/*更改宽度和边距，移动省略号位置*/
position:relative;left:100%;top:-20px;
padding-right:5px;background:#999;
}
</style>
<body>
<div class="wrap">
<div class = "text">
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</div>
</div>
</body>
</html>