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function strToUtf8($str)
{
$encode = mb_detect_encoding($str, array('ASCII','UTF-8','GB2312','GBK','BIG5'));
if($encode == 'UTF-8')
{
return $str;
}
else
{
return mb_convert_encoding($str, 'UTF-8', $encode);
//return iconv($encode,'UTF-8',$str);
}
}
//转GB2312字符集
function strToGB($str)
{
$encode = mb_detect_encoding($str, array('ASCII','UTF-8','GB2312','GBK','BIG5'));
if($encode == 'GB2312')
{
return $str;
}
else
{
return mb_convert_encoding($str,'GB2312',$encode);
//return iconv('UTF-8','GBK//IGNORE',$str);
}
}