php constant usage class

13 Jul 2016

PHP class constant usage example analysis, PHP constant example analysis. Example analysis of PHP class constant usage, PHP constant example analysis This article describes the usage of PHP class constants with examples. Share it with everyone for your reference. The details are as follows: php/** * PHP class constant * * Class constant attribute

29 Jun 2017

This article mainly introduces the usage of class constants in PHP. It analyzes the concepts, characteristics and related usage skills of class constants in PHP with examples. Friends who need it can refer to it.

13 Jul 2016

PHP object-oriented programming and other constant usage examples, sed usage examples. Examples of constant usage in PHP object-oriented programming, examples of sed usage. Class constants are a very important concept in PHP object-oriented programming. A firm grasp of class constants will help further improve

29 Jun 2017

The dirname(FILE_) function returns the path where the script is located. For example, the file b.php contains the following content: <?php $basedir = dirname(FILE); ?> If b.php is referenced by the a.php file require or include in other directories.

29 Jul 2016

String constant: String constant PHP reverse string function strrev function usage: Haha, it’s fun, I really want to make a function encyclopedia website, but because my energy is limited, I only write WEB development notes, one article a day The update of articles is already busy enough, because my career is not just about writing this blog, but also many other websites that need to be maintained. I write soft articles and publish original works every day. It is really tiring. Well, I will have the opportunity in the future. I still want to build the Function Encyclopedia Network, and I hope everyone will support it. Definition and Usage The strrev() function reverses a string. Syntax strrev(string) Parameter Description string Required. Provisions to be reversed

12 Jun 2017

PHP image processing is the most common in verification codes. Here are the specific steps to use PHP to create images. Brief description: PHP is not limited to creating HTML output, it can also create and process images in a variety of formats including , , , and . Even more conveniently, PHP can directly output the image data stream to the browser. To use image processing functions in PHP, you need to compile PHP with libraries. libraries and PHP may require other libraries, depending on the image format you want to handle. You can use P...