Two powerful PHP image processing class 1_php skills

Copy Code code as follows: /** * Basic image processing, to complete the image indentation, watermark add * When the watermark map exceeds the target picture size, the watermark can be automatically adapted to the target image and reduce *

PHP serialization/Object Injection vulnerability Analysis _php tips

This article is a short story about PHP serialization/object Injection Vulnerability Analysis, which describes how to get the remote shell of a host. If you want to test this vulnerability yourself, you can do it through XVWA and Kevgir. The first

Deep Understanding of PHP printf () output formatted string _php instance

The PHP printf () function is used to output formatted strings, this article introduces the PHP printf () function of the use of the method and the basic use of examples, interested in the code farmers can refer to. Definitions and usage The

PHP text watermark and PHP image watermark Implementation code (two kinds of watermark method) _php Example

Text watermark Text watermark is to add text on the picture, mainly using the Imagefttext method of GD library, and need font file. The effect chart is as follows: The implementation code is as follows: Copy Code code as follows: $dst

PHP generated thumbnail fill white edge (equal-ratio thumbnail scheme) _php instance

Site upload image after the generation of thumbnails should be very commonly used functions, usually for the site to show beautiful, thumbnails will be the same size, such as the recent author to do a site, thumbnail specifications are 160x120. But

PHP File type judgment code _php tips

What is the MIME type, which is the type of file that sets an extension to open with an application, and when the file is accessed, the browser automatically opens with the specified application.Used to specify some client-defined file names and how

The installation and use _php example of YAF framework of PHP extension framework

Installation Windows download Extension: https://pecl.php.net/package/yaf/2.2.9/windows According to your own computer system and PHP version number selection, NTS is thread unsafe, TS is thread safe Depending on phpinfo (), select whether it is

PHP get 301 Jump URL Simple instance _php instance

Copy Code code as follows: /** * Get_redirect_url () * Gets The address of the provided URL redirects to, * or FALSE if there ' s no redirect. * * @param string $url * @return String */ function Get_redirect_url ($url) { $redirect _url

CI Framework source code interpretation of uri.php _fetch_uri_string () function usage Analysis _php instance

This article illustrates the use of _fetch_uri_string () function in CI framework uri.php. Share to everyone for your reference, specific as follows: apppath/config/config.php in the URL format. $config [' uri_protocol '] = ' AUTO ';

PHP RESTful API error Prompt return value implementation idea _php instance

RESTful Architecture is a popular Internet software architecture, it has a clear structure, conforms to the standard, is easy to understand, expands conveniently. Rest is the abbreviation for the Representational state transfer, translated as

PHP-FPM to achieve performance optimization _php skills

Brief introduction: PHP-FPM is a PHP FastCGI manager, General Nginx run PHP program will be thrown to the PHP program php-fpm to resolve. All right, that's it! PHP 5.4 began to integrate the PHP-FPM, that is, when compiling PHP, as long as--ENABLE-

PHP Generation EAN_13 Standard Barcode Instance _php instance

The following is the generation of EAN_13 Standard barcode PHP method, need PHP+GD environment Copy Code code as follows: ? function Ean_13 ($code) { The width of a cell $LW = 2; Barcode High $hi = 100; The guide code is no

PHP+HTML+JAVASCRIPT+CSS Implement simple crawler development _php Skills

To develop a reptile, first you need to know what your reptile is for. I'm going to use different websites to find specific keywords and get links to them so I can read them quickly. According to personal habits, I first have to write an interface,

How to implement dynamic code execution in PHP _php tips

This article gives an example of how PHP implements dynamic code execution. Share to everyone for your reference, specific as follows: The dynamic execution of PHP described here, that is, directly enter the code on the page, click Execute, return

PHP Remove string line feed example Share _php instance

The 1th way: Copy Code code as follows: Str_replace ("n", ", $str); ?> The 2nd way: Copy Code code as follows: Str_replace ("RN", ", $str); ?> The 3rd way: Copy Code code as follows:

Introduction to FileSystem File system functions in PHP and examples _php examples

basename-returns the file name part of the pathdirname-returns the directory part of the path Copy Code code as follows: String basename (String $path [, String $suffix]) String DirName (String $path) Example: Copy

Several solutions for file_get_contents function timeout in PHP _php tips

Here is a brief description of two: One, increase time limit of timeoutNote here: Set_time_limit only sets the timeout for your PHP program, not the timeout for the file_get_contents function to read the URL. I initially thought Set_time_limit

PHP Regular Expression validation (mail address, URL address, phone number, postal code) _php tips

This article example needs to verify the content: The mail address, the URL address, the telephone number, the postal code , the verification method share for everybody reference, the concrete content is as follows 1, the verification of the e-mail

PHP Implementation Generation Verification code instance sharing _php instance

Image.func.php string.func.php The strlen ($chars)) { exit ("insufficient string length"); } /* Scrambled string /$chars =str_shuffle ($chars); Return substr ($chars, 0, $length); >

A common problem with PHP floating-point numbers _php tips

PHP is a weak type language, such a feature, inevitably requires a seamless and transparent implicit type conversion, PHP internal use Zval to save any type of value, Zval structure as follows (5.2 for example): struct _zval_struct { /*

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