Programming

Php tutorial to convert Chinese Pinyin code The original realization of this program is to convert the Chinese characters into the corresponding machine code, and then define the relative Pinyin, Chinese Pinyin conversion is just a matter of inquiry. $ d = array ("a", - 20319), array ("ai", - 20317), array ("an", - 20304), array ("ang", - 20295), ...

PHP several collection remote server content code/method One imitates the user to access the Web page function Readpr ($link, $url) {$fp = Fsockopen ($url, $errno, $errstr, 30);   if (! $fp) {echo "$errstr ($errno) n"; E ...

php tutorial character matching code / * string A: "1,3,4,5,6,7,8,9,10,11,12,14,15,17,20,22,123,457", for example, I want to know this String contains "2", this time "12", "20", "22", etc. * / / a if (in_array ('2', explode (',', $ ...

This article free of charge for your friends to provide a PHP character interception and image filter function Oh, if you like to come in and see this picture filter regular expression test function msubstr ($STR, $start, $len) {$tmpstr = "";  $strlen = $start + $len; for ($i = 0; $i < $strlen; $i + +) ...

Anti-malicious refreshing PHP Tutorial Instance code is very instance, we often in order to prevent some of the user against malicious users to refresh the following let's take a look at this example code. <?php session_start (); $k =$_get[' K ']; $t =$_get[' t ']; $allowTime = 1800;//anti-refresh Time $ip = Get_client_ip (); $allowT = MD5 ...

SQL Union filters duplicate record statements and obtains data that is not duplicated $sql = "Union all->union----------------------How do I get the data from the following sentences? SELECT DISTINCT top PERCENT KIRINLDS.DBO.TBL personnel adjustment. Department name as department name from KIRINLDS.DBO.TBL person INNER JOIN ...

I recently encountered a big deal puzzled. A http://www.aliyun.com/zixun/aggregation/31.html "programmer proudly claims he can not read any code he wrote a week ago. Want to prove his pride came from, but no solution.He is so proud to write so much code? Someone would be willing to hire such a person to write programs?

/ php tutorial Chinese characters interception function // string to be intercepted, $ num to intercept the length of return truncated string public function substrgb ($ in, $ num) {// $ num = 16; $ pos = 0; & ...

PHP Unlimited level Create directory several functions function mkdirs ($dir) {if (!is_dir ($dir)) {if (!mkdirs (DirName ($dir))) {return false;}  if (!mkdir ($dir, 0777)) {return false;} &nbs ...

php tutorial to get the string uft-8 encoding // method one echo preg_replace ('# [x {4e00} -x {9fa5}] # ue', 'chinese_unicode (' ") '," hello, china "); / Guarantee "Hello, China" is utf-8. function chinese_unicode ($ c) {& n ...

The article provides you with a PHP HTML Convert to text function Oh, if you like it. <?php if (!defined (' Dedeinc ')) {exit ("Request error!");} function Sphtml2text ($str) {$str = Preg_replace ("/<sty" (. */style&g ...

Mb_strlen and strlen Compute string length differences//strlen//int strlen (string $string) $str = ' 123456 '; echo strlen ($STR); 6 $str = ' AB CD http://www.jzread.com '/; echo strlen ($STR); $ch = ' China '; Echo Strl ...

SQL query highest, lowest and average score//We need to use the student's results as an example./* Structure Student Table Student (s#,sname,sage,ssex)--s# student number, sname student name, Sage birth date, ssex student sex--2. Schedule marshalling (c#,cname,t#)--c#--course number, Cname course name, t# teacher Number * * Inquiry the highest score, lowest score and average score of each section.

Referring to IFTTT, many people may not be very clear about it, in fact, the so-called IFTTT is If this Then the meaning of that, it allows the user through a simple logical choice to achieve complex social information triggering and chain, help us to simplify. IFTTT is the meaning of If this Then which allows users to implement complex social information triggers and chains through simple logical choices, and users do not need to have any programming basics by specifying ...

mktime = mktime ($ hours, minute, seconds, month, day, years) $ start_time = mktime (0,0,0,01,09,2010); // start time $ end_time & n ...

The PHP date () function PHP date () functions to format the timestamp as a more readable date and time. The syntax date (format,timestamp) parameter describes the format required. Specify the format of the timestamp. Timestamp optional. Specify a timestamp. The default is the current date and time. PHP Date-What is a timestamp (Timestamp)? Timestamp is since January 1, 1970 (unlimited GMT) ...

PHP Tutorial Get file Extension Two effective methods $upload _name = ' Www.jzread.com.rar ';    $attach _ext = Strtolower (substr (STRRCHR ($upload _name, '. '), 1)); Echo $attach _ext;//method Two $extarray = Explode ('. ',...

? $HTTP _cookie_vars["Visittimes"]?   ($VisitTimes + +):($VisitTimes = 1);   Setcookie ("Visittimes", $VisitTimes, Time () +31536000); Echo <b> Welcome to &l ...

PHP calculates the length of the mixed string in English, Echo Ccstrlen ($str), ' <hr> '; Echo Ccstrleft ($STR, 3);   function Ccstrleft ($str, $len) #从左边截取中英文混合字符串 {$ascLen =strlen ($STR); if ($ascLen <= $len) return $str; $hasCC ...

PHP substr_replace Replacement string Specify position character/* int Mb_strlen (string $str [, String $encoding]) <?php tutorial echo substr_replace ("Hello World ", the Earth", 6); Hello Earth?> is worth mentioning, when start and length are ...