bin2hex

Function phpUnescape_no ($ source ){$ DecodedStr = "";$ Pos = 0;$ Len = strlen ($ source );While ($ pos $ CharAt = substr ($ source, $ pos, 1 );If ($ charAt = '% '){$ Pos ++;$ CharAt = substr ($ source, $ pos, 1 );If ($ charAt = 'u '){// We got a

Author Testimonials: Math is not good, encounter algorithmic problems minute dog belt, no transfer of space-_-| | |Recent whim, looked at similar images of the search, the most most elementary method is to extract the Hamming codes, and then match

One, decimal system conversion function description1, decimal to Binary decbin () function, the following exampleEcho Decbin (12); Output 1100Echo Decbin (26); Output 11010Decbin(PHP 3, PHP 4, PHP 5)Decbin--decimal conversion into

The code is as follows Copy Code Require ' class/db.php ';$fileName = "A1.jpg";$fp = fopen ($fileName, "R");$img = Fread ($fp, FileSize ($fileName));Fclose ($FP);$db->execute ("Insert db2.testimg (' img ') VALUES (' $img ');");

The role of data encryption in our lives has become increasingly important, especially given the large number of transactions and data transmissions that occur on the web. If you are interested in adopting security measures, you will also be

Using JS to the URL in the Chinese characters to escape code. Click the link after the effect: Reference: http://127.0.0.1/shop/product_list.php?p_sort=PHP%u5F00%u53D1%u8D44%u6E90%u7F51 It is obvious that using PHP's UrlDecode () or Base64_decode ()

Encryption | The position of data encryption in our lives has become more and more important, especially considering the large amount of transactions and data transmissions that occur on the web. If you are interested in adopting security measures,

Security | programming | Encrypted data encryption is becoming more and more important in our lives, especially considering the large amount of transactions and data transmissions that occur on the web. If you are interested in adopting security

Display the photo EXIF information in Chinese style, showing the sketch in the picture This thing in addition to some PHP forum to display a simple 32 information, other people's lb5000 forum to see the show, ASP also has a long time did not touch

JavaScript has the encoding function escape () and the corresponding decoding function unescape (), while PHP has only one urlencode and UrlDecode, and this encoding and decoding function is valid for encodeURI and encodeURIComponent , but is not

1. Bin2dec Purpose: Converts a binary number to a decimal number. Syntax: Bin2dec (binary number) Parameter: The number of digits in the binary number cannot be more than 10 bits (bits), the highest bit is the symbol bit, and the latter 9 digits are

Transfer from http://www.smatrix.org/bbs/simple/index.php?t5591.html//////////////////////////////////////////////////////////////////////////////Directory1. PHP hash function and its application2. Symmetric cipher algorithm in PHP and its

In my impression, it is a very common problem to convert to one another, so in Python, naturally, the following code should be util. This is an online search from a also can be a python conversion, verified to be used. Its implementation code is

This example describes the way PHP converts strings to 16. Share to everyone for your reference. The specific analysis is as follows: In PHP, you can convert a string into a 16-form output using the Bin2Hex function, and the Bin2Hex () function

One, common ASCII code comparison illustration of an ASCII comparison chart , taking character A as an exampleDec means decimal, such as 65HX represents hexadecimal, such as 41Oct represents octal, such as 101Char represents a display character,

Addslashes: String add Slash. Bin2Hex: The binary turns into 16 carry. Chop: Remove continuous blank. CHR: Returns the character of the ordinal value. Chunk_split: Splits the string into small segments. Convert_cyr_string: Converts the ancient

Re-understanding Unicode and UTF8 encoding Until today, to be exact, I just realized that UTF-8 encoding and Unicode coding are not the same, and that there is a difference between embarrassingThere is a certain connection between them, to see the

function | The Chinese character has long ago found a function that converts the GB code into UTF-8, with a GB to Unicode comparison table (gb2312.txt) for outputting Chinese characters in GD. It was later found that there was confusion in the

PHP Symmetric encryption algorithm KEY is the previously defined constant Copy Code code as follows: Mcrypt::encrypt (); Mcrypt::d ecrypt (); Copy Code code as follows: Defined (' ROOT ') or exit (' Access

1.bin2dec Purpose: Converts a binary number to a decimal number. Syntax: Bin2dec (binary number) Parameter: The number of digits in the binary number cannot be more than 10 bits (bits), the highest bit is the symbol bit, and the latter 9 digits