HTTP之实现basic认证

 header("WWW-Authenticate:Basic realm='Private'");

// 实现basic认证
header("WWW-Authenticate:Basic realm='Private'");
header('HTTP/1.0 401 Unauthorized');
print "You are unauthorized to enter this area.";
exit(0);
// 实现basic认证
header("WWW-Authenticate:Basic realm='你好'");

1,PHP iconv()

PHP iconv()函数字符编码转换的问题讲解    https://www.jb51.net/article/158282.htm 

最简单的应用,把gb2312置换成utf-8:

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$text=iconv("GB2312","UTF-8",$text);

在用$text=iconv("UTF-8","GB2312",$text)过程中,如果遇到一些特别字符时,如:"—",英文名中的"."等等字符,转换就断掉了。这些字符后的文字都没法继续转换了。

针对这的问题,可以用如下代码实现:

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$text=iconv("UTF-8","GBK",$text);

你没有看错,就这么简单,不使用gb2312,而写成GBK,就可以了。

还有一种方法,第二个参数,加上//IGNORE,忽略错误,如下:

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iconv("UTF-8","GB2312//IGNORE",$data);

2, mb_convert_encoding

做一个GBK To UTF-8:

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header("content-Type: text/html; charset=Utf-8");

echo mb_convert_encoding("妳係我的友仔", "UTF-8", "GBK");

?>

再来个GB2312 To Big5:

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header("content-Type: text/html; charset=big5");

echo mb_convert_encoding("你是我的朋友", "big5", "GB2312");

?>

--------------------------

3,不行,使用下面的函数:

2,丢弃字符
            };
            $curr_char = "";
        } else if (ord($s[$i]) < 128) {
            // 字符是一个字节(ASCII)
            $out .= $curr_char;
            $curr_char = "";
        }
    }
    return $out;
}
// -------------------------------------------------------------

echo conv_utf8_iso8859_7('tenx');

 

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