<script language="javascript">
var str="123<span>ddddd</span>666<span>fdafafa</span>444"
alert(str.replace(/<span>.*?<\/span>/ig,""));
</script>
var str="123<span>ddddd</span>666<span>fdafafa</span>444"
alert(str.replace(/<span>.*?<\/span>/ig,""));
</script>
str.replace(/<span>[\s\S]*?<\/span>/gi,"")
应该算是相对完美的吧!
匹配<span></span>中间的空格非空格0次或是多次
\s代表任何空白符=[\t\n\r\f\v]
\S代表非任何空白符=[^\t\n\r\f\v]
偶不会,,,上面2位基本满足你要求<span>ds<span>bbb</span></span> --正常的
<span>ddd</span>12</span> --错误的像这样的,试了,匹配不了
alert(s.replace(/<span>.*?(<span>.*?<\/span>)*?<\/span>/ig,""))
alert(s.replace(/(?:<span>.*?(?:<span>.*?<\/span>)*?<\/span>)|<\/?span>/ig,""))
这个仁兄要的就是要除去<span></span>里面的所有代码!
只要开头有个<span></span>
他中间不管有什么东西都要删除!