bin2hex

Objective In general, a website or ad league would like to have a technology that can pinpoint each individual on the web, so that by collecting the data from these individuals, it is more accurate to push advertising (precision marketing) or other

A long time ago, we found a function to convert GB code to UTF-8, and a table with GB to Unicode (Gb2312.txt), which is used to export Chinese characters in GD. It was later found that there was confusion in the content to be exported that contained

PHP string processing function library Addslashes String to add a slash. Syntax: string addslashes (String str); return value: String Function type: Data processing This function makes it possible for database queries (query) to run

The front-end development engineers know that JavaScript has the encoding function escape () and the corresponding decoding function unescape (), while PHP has only a urlencode and UrlDecode, This encoding and decoding function is valid for

Here, it is generally necessary to encode a normal string into a format that the JavaScript unescape () function can interpret, and in PHP, for example, you can use the following function to implement the same function as the escape () function in

For the embedded, the hex file may be familiar to everyone, yes, we study in the University of the 51 single-chip computer code compiled on the Keil generated after the hex file. What does that bin file mean, and what's the difference between it and

/** *  * des for . NET version  *  @author  administrator * */class des_net{    var   $key;    var  $iv;  //offset           function des_net (  $key,  $iv =0 )  {    //key Length 8 Example: 1234ABCD          $this->key =  $key;         if (  $iv  ==

The main three parts of this paper are: 1. About GNU GCC2.c/c++ Cross Compiler ARM-ELF-GCC3.make files for project management Part One: GNU gcc introduction:The compiler's basic functionality:(1) Output pre-processed files (expand header file

What the hell is PHP7? PHP7 is a major version of the PHP programming language and boasts a revolution in the development of Web applications that can be developed and delivered to mobile companies and cloud applications. This version is considered

Instance The code is as follows Copy Code /*** Generate signature content based on original text** @param string $data original content** @return String*/function sign ($strData){$filePath = ' test.pfx ';if (!file_exists (

Instance The code is as follows      /**        * Generate signature content based on original text       *        * @param string $data original content       *        * @return String       */ function

PHP Function Index 967 functions A total of 967 functions Abs: Get absolute value. Acos: Gets the inverse cosine value. Ada_afetch: Gets the return column of the database. Ada_autocommit: Switch automatic change function. Ada_close: Close Adabas D

1, AddslashesAddslasehes ($string) to compile and escape a stringApplication scenario: can prevent SQL injection (of course, it is not entirely possible, we can use PDO for preprocessing and then SQL injection, security can not only one way to

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

UTF code The UTF-8 is to encode the UCS in 8-bit units. The encoding method from UCS-2 to UTF-8 is as follows: UCS-2 encoding (16-in-system) UTF-8 byte stream (binary) 0000-007f 0xxxxxxx 0080-07ff 110xxxxx 10xxxxxx 0800-ffff 1110xxxx 10xxxxxx

It's written in front. PHP can also do great things is my summary of PHP syntax features and related functions of the class Library classic usage, it is not necessarily true to achieve 42 of the effectiveness of the dial, but master these methods,

The main function is file_get_contents, the main program is divided into two paragraphs, with me look over it (human blog original code, reproduced please specify). Copy Code code as follows: function Escape ($STR) { Preg_match_all

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

Xu Zuning PHP version of the Escape/unescape function Copy Code code as follows: function Escape ($STR) { Preg_match_all ("/[\x80-\xff].| [\x01-\x7f]+/", $str, $r); $ar = $r [0]; foreach ($ar as $k => $v) { if (Ord ($v [0]) $ar [$k] =

As shown below: Copy Code code as follows: function Unicode_encode ($str, $encoding = ' GBK ', $prefix = ' &# ', $postfix = '; ') { $str = Iconv ($encoding, ' UCS-2 ', $str); $arrstr = Str_split ($str, 2); $unistr = '; For ($i =0, $len