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Numbers, floating-point, Boolean are value types, English: int, float, bool, so you know how they use it. such as sentence: $fa = 3.14; strings and arrays are reference types, that is, they are placed on the stack as addresses, and when the value

Conversion of Delphi Character and string [6]-Char (Ansichar), Widechar and its encoding Conversion of the Char type to its encoded value: var 　b: Byte; 　c: Char; begin 　b := Ord('A');　 {返回: 65} 　b := Ord(#65);　 {返回: 65} 　b := Ord($41);　 {返回: 65} 　

Get phonetic codes for Chinese --> 160) {$_q = Ord (substr ($chinese, + + $i, 1)); $_p = $_p * 256 + $_q-65536; $result. = ($ucfirst Ucfirst (Self::_pinyin ($_p, $data)): Self::_pinyin ($_p, $data)); Return Preg_replace ("/[^a-z0-9]*/i",

Coding /******************************UTF-8 GB Encoding*******************************/function UTF82GB ($UTFSTR){Global $UC 2GBTABLE;$okstr = "";if (Trim ($utfstr) = = "") return $utfstr;if (Empty ($UC 2GBTABLE)) {$filename = DirName (__file__). " /

2.1.7 about the scope of the action Scope of 2.1.7.1 identifiers The scope of a variable, constant, method, type, or other identifier defines the active region of the identifier. This identifier is local to the smallest program module that

Create | Chinese I am using fpdf (www.fpdf.org), download the Fpdf class library, and use the following Chinese class library to support Chinese, but only one Chinese font (Chinese imitation) can be used. I've been bothering for a long time, and now

Typically, our web page will specify a coded character set, such as GB2312, UTF-8, iso-8859-1, and so on, so that we can display the text we specify on the page. But we are likely to encounter the situation where we may want to display Chinese

This article is a PHP ASCII code conversion class for a detailed analysis of the introduction, the need for friends to refer to the copy code code as follows: class ASCII { function decode ($STR) { Preg_match_all ("/(d{2,5})/", $str, $a); $

Programming | Chinese Characters | data Background knowledge:Simplified Chinese GB Font (1981-year order, mainland China). 7,445 characters, of which 6,773 Chinese characters, including 3,755 first-level Chinese characters, two-grade Chinese

  This article mainly introduces a set of PHP reversible encryption and decryption algorithm instance code, a friend in need can refer to the For most cryptographic cryptography, we can use MD5, SHA1 and other methods. Can effectively prevent data

Chinese characters /**************************************************************************** cut_string.php* ------------------------------* Date:jul 16, 2005* Copyright:none* Mail:** Function: Intercept Chinese characters.***********************

This article describes the PHP source code analysis of the DZX1.5 encryption and decryption function Authcode usage. Share to everyone for your reference. The specific analysis is as follows: ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Today I learned the basics about SQL injection from the Internet. The focus of SQL injection is to construct SQL statements, with the flexibility to use SQL Statement to construct the injection string for the cow ratio. After learning to write a

//--------------------Basic data structure//-------------------- Binary lookup (Find an element in an array)function Bin_sch ($array, $low, $high, $k) {if ($low $mid = Intval (($low + $high)/2);if ($array [$mid] = = $k) {return $mid;}elseif ($k

Attack In fact, this topic is very early to say, and found that many of the domestic PHP site has XSS loopholes. Today, I happened to see an XSS loophole in PHP5, here to summarize. By the way, friends who use PHP5 best to lay patches or upgrade

FindFile.class.php Used to traverse a directory file 0) {$this->maxdepth = $maxdepth; }else{$this->maxdepth = 0; } $this->files = Array (); $this->traversing ($spath); Traverse}/* Traverse file and folder * @param String $

  This article mainly introduces PHP with asterisks to hide some of the user name, ID, IP, mobile phone number and other examples, the need for friends can refer to the following A, imitation Taobao comments purchase records hidden part of the

/** Generation of Phonetic Code table: Start the Input method Builder to load the window's phonetic input method on the Reverse Conversion tab and save it as a text This document (Winpy.txt) is standby. The following code loads the Phonetic Code

This article is a filter in the PHP page of the BOM implementation code for detailed analysis of the introduction, the need for a friend to copy the Code code below: function Checkbom ($filename) {$contents = file_get_contents ($filename);$charset [

Coding | conversion encoding conversion between gb2312 and Unicode The following example is to convert gb2312 to "whole" in this form php4.3.1 later Iconv function is very useful, just need to write a uft8 to Unicode conversion functionTabular (gb231