/** * $str 原始字符串 * $encoding 原始字符串的编码,默认GBK * $prefix 编码后的前缀,默认"" * $postfix 编码后的后缀,默认";" */ function unicode_encode($str, $encoding = 'GBK', $prefix = '', $postfix = ';') { $str = iconv($encoding, 'UCS-2', $str); $arrstr = str_split($str, 2); $unistr = ''; for($i = 0, $len = count($arrstr); $i $dec = hexdec(bin2hex($arrstr[$i])); $unistr .= $prefix . $dec . $postfix; } return $unistr; } /** * $str Unicode编码后的字符串 * $encoding 原始字符串的编码,默认GBK * $prefix 编码字符串的前缀,默认"" * $postfix 编码字符串的后缀,默认";" */ function unicode_decode($unistr, $encoding = 'GBK', $prefix = '', $postfix = ';') { $arruni = explode($prefix, $unistr); $unistr = ''; for($i = 1, $len = count($arruni); $i if (strlen($postfix) > 0) { $arruni[$i] = substr($arruni[$i], 0, strlen($arruni[$i]) - strlen($postfix)); } $temp = intval($arruni[$i]); $unistr .= ($temp } return iconv('UCS-2', $encoding, $unistr); } |