求一正则表达式 ,XX XXXXXXXX XXX ---继续提问,up有分，

Question

测试正确侯可以同时得到以下相关帖中的分数
http://community.csdn.net/Expert/topic/3865/3865758.xml?temp=.9921076

Answer 1

^[a-zA-Z]{2}\s[a-zA-Z]{8}\s[a-zA-Z]{3}+$

Answer 2

<SCRIPT LANGUAGE="JavaScript">
<!--
var r = /^[a-zA-Z]{2} [a-zA-Z ]{8} [a-zA-Z]{3}$/;alert(r.test("ab abcdefg  abc"));
//-->
</SCRIPT>

Answer 3

<SCRIPT LANGUAGE="JavaScript1.2">
re=/^([a-zA-Z]{2}\s)([a-zA-Z]{1,8})(\s[a-zA-Z]{1,3})$/gi;
str="as aaaa aaa";
if(re.test(str)){
newstr=str.replace(re,"$1");
newstr+=(str.replace(re,"$2")+"       ").substring(0,8);
newstr+=(str.replace(re,"$3"+"  ")).substring(0,3);
alert(newstr)}
</SCRIPT>