[U]复制代码[/U] 代码如下:
function chineseFirst($str)
{
$str= iconv("UTF-8","gb2312", $str); //如果程序是gbk的，此行就要注释掉
//判断字符串是否全都是中文
if (preg_match("/^[\x7f-\xff]/", $str))
{
$fchar=ord($str{0});
if($fchar>=ord("A") and $fchar=-20319 and $val=-20283 and $val=-19775 and $val=-19218 and $val=-18710 and $val=-18526 and $val=-18239 and $val=-17922 and $val=-17417 and $val=-16474 and $val=-16212 and $val=-15640 and $val=-15165 and $val=-14922 and $val=-14914 and $val=-14630 and $val=-14149 and $val=-14090 and $val=-13318 and $val=-12838 and $val=-12556 and $val=-11847 and $val=-11055 and $val