PHP uses the GD library for screenshot capture

Php5.2.2 and later versions of the GD library implement two screenshot functions: imagegrabscreen and imagegrabwindow, which are used to intercept the entire screen and capture the screen of a window (with ALT + printscreen. 1. Capture the whole

How PHP solves the problem of UTF-8 and gb2312 encoding conversion

This is a very simple function, iconv (). However, this function cannot be converted successfully after many examples are found online. Why? At last, the emperor did not lose heart, but the answer still found me. This is the case on the Internet.

PHP batch remove BOM tool source code

Bom is a headache. Many problems are caused by garbled code generated during php development. This tool has been found on the Internet and has been optimized by myself, making it easier to use. if you need it, please feel free to use it without any

PHP designer 7 Registration Code

PHP designer 7 Registration Code Phpdesigner is one of the most well-developed PHP ide. The most important thing is that it occupies less resources and fully supports PHP syntax. It is a good choice. Eclipsephp is also good, but the running speed

PHP Solution to solve garbled characters in downloaded file names

  By setting Content-Type to application/octet-stream, you can download the dynamically generated content as an object. You can use content-disposition to set the downloaded file name. Basically, download programs are written like this: $filename = "

PHP tea Encryption

Little endian low byte order* // * $ Key = '% 9 ^ q69le $ OMG: ion'; $ T = new tea (); $ jmstr = $ T-> readstr (); $ jiami = $ T-> encrypt ($ jmstr, $ key); // $ YC = strlen ($ date ); original length // $ bj = 8-$ YC % 8; // $ T-> setsign ($ BJ); $

Tips for daily php development

PHP retrieves checkbox values in batches 1. Name 2. Use When the plan is considered as part of an SQL command: if the field involved in the control is numeric If (! Empty ($ _ post ['checkbox']) {$ Expr = join (",", $ _ post ['checkbox']);$ SQL =

06-php object-oriented programming, static method

name = $ name;} // function, which operates static variables. The static function public static function enterschool ($ IFEE) {self :: $ response + = $ IFEE;} // public static function getask() {return self: $ response ;}} // create a student $ stu1

Notes on compiling and installing the PHP Performance Testing Tool xhprof in Linux (centos)

Original article: http://www.phpwebgo.com/2012/04/29/243.html 1. Install xhprof: wget http://pecl.php.net/get/xhprof-0.9.2.tgz tar zxvf xhprof-0.9.2.tgz cd xhprof-0.9.2 mkdir /home/wwwroot/xhprof cp -r xhprof_html xhprof_lib /home/wwwroot/xhprof/

PHP socket_read () function problems

Server File: socket_server.php:Phpinfo ();// When you open a web connection, you must set an unlimited number of valid values to prevent timeout connections.Set_time_limit (0 );/** Load the required socket library */If (! Extension_loaded ('buckets '

PHP self-learning path-Static Method

Static Methods static methods are also class methods. Static Methods belong to all object instances. The form is as follows: access modifier static method name () {} note: non-static attributes (variables) cannot be accessed in static class methods )

PHP Standard Deviation

/*** Get the standard deviation of the array * @ Param unknown type $ AVG * @ Param array $ list * @ Param boolen $ isswatch * @ return unknown type */public static function getvariance ($ AVG, $ list, $ isswatch = false) {$ arraycount = count ($

How can codeigniter on SAE hide the index. php suffix?

I use codeigniter to do a class Website: Daye experimental High School of the first macro class website (http://101ban.sinaapp.com), before each page points in will carry index. PHP suffix. index is hidden in this method. PHP suffix. To hide

Use template technology to separate PHP code from hmtl code

  1. The origin of the templateBefore using the template technology, php development programs are usually compiled together with PHP code and HTML. For example, the news list is probably a newslist. PHP page with the following structure:// Read the

Summary of two months of learning PHP for beginners

It has been almost two months since the official start of php development. In the past two months, there were times when I had to get rid of myself and forget about anything. This is the time to summarize.First, no matter what programming language

Common PHP classes

 In the actual development process, you will often encounter some repeated operations. If you need to implement it on your own every time, this will undoubtedly increase your workload and sort out some classes that may be frequently used. Chart

Php explode () function

(PHP 3, PHP 4, PHP 5) explode -- use one string to separate the description of another stringArray explode (string separator, string [, int limit])This function returns an array composed of strings. Each element is a substring of a string, which is

PHP Interview Questions and answers (1)

1. Use PHP to print the previous day in the format of 22:21:21 Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->// Echo date ('Y-m-d H: I: s', time ()-60*60*24Echo date ("Y: m: d H: I: s",

Several points about optimizing the php Program

, The more abstract layers of the program, the stricter the separation of the abstract layers, the lower the program efficiency. The most primitive php program mode applied to web pages is the script embedding mode. That is, the php script is

Normalization of PHP Regular Expressions

PHP Regular Expression definition: A syntax rule used to describe character arrangement and matching modes. It is mainly used for string mode segmentation, matching, search and replacement operations. Regular Functions in PHP: PHP has two sets of

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