复制代码代码如下: <style type=”text/css”> .linebr { clear: both; /* 清除左右浮动 */ width: 100px; /* 必须定义宽度 */ word-break: break-word; /* 文本行的任意字内断开 */ word-wrap: break-word; /* IE */ white-space: -moz-pre-wrap; /* Mozilla */ white-space: -hp-pre-wrap; /* HP printers */ white-space: -o-pre-wrap; /* Opera 7