PHP Tutorials

This article mainly share with you how Linux shows the world map, hoping to help everyone. Using MAPSCII to display the world map in the terminal To open the map, simply run the following command from the terminal: telnet mapscii.me This

PHP regular expressions are primarily used for pattern segmentation, matching, finding, and substitution of strings. Using regular expressions can be inefficient in some simple environments,So how to better use the PHP regular expression needs to be

1. What is a cookie: Sometimes the plural forms of Cookies are used to refer to the data (usually encrypted) stored on the user's local terminal by certain websites in order to identify the user and track the session. The most typical application of

This article through a combination of text and graphics for everyone in detail about how to build PHP environment, but also to introduce some of the advantages of PHP, interested friends can refer to. Overview of what PHP is PHP (hypertext

Learn the YII framework, before familiar with the YII2, and now the maintenance of the project, found to use the Yii 1 version, so need to carry out a more comprehensive study, referring to a lot of online information, this article is suitable for

According to the general program of thinking, the variables outside the function should be considered as global variables, if it is a global variable, then call in the function is completely no problem. This article is mainly to share with you the

XSS: Cross-site scripting (Cross-site scripting, often referred to as XSS) is a security vulnerability attack for Web site applications and is a form of code injection. It allows malicious users to inject code into a Web page, and other users will

This article is mainly to share with you the abstract class and interface in PHP, I hope to help everyone. Abstract class 1. An abstract class is a class that has an abstract keyword in front of the class and an abstraction method (which adds the

recently in the business of the need to implement the customer orders after the order timeout after the automatic cancellation function, just started to confirm several methods:Client-to-time request cancellation service-side timing query There is

In c directly using malloc, free for memory allocation and release, but the frequent allocation and release of memory can produce memory fragmentation, reduce system performance, PHP variable allocation and release will be very frequent, if directly

Usually in order to friendly URL format, will be the site URL rewrite, can be in the configuration of webserver (Nginx) rewrite, but also in the terminal, the main and we introduce the PHP framework YAF routing rewrite, for everyone to do a

I believe many PHP programmers in the PHP development of the database used in the MySQL database, and in the end why PHP development to combine the MySQL database, not also can use other databases, why not, then we will look together, in detail PHP

First, preface First of all, you need to make sure that the Nginx is properly installed on your Linux system, but if you do not install Nginx, please refer toSystem environment:Linux Environment: centos-7.2Nginx Environment: nginx-1.9.9Second,

This article is mainly to share with you several methods of PHP folder traversal, I hope to help everyone. Function function DirTree () { if (!is_dir ($path)) return []; $files = []; $dir = Opendir ($path); while ($file =

As you can see, the normal for loop takes less time than the Foreach loop when looping ArrayList; when looping linklist, the normal for loop takes much more time than a foreach loop. When I raise the number of cycles to 1 million times, the loop

If you want to enter a large enterprise for the bottom-up development, you must be aware of the various aspects of the Internet technology principles, such as the Apache implementation principle. The language aspect is that PHP development naturally

This paper uses the Fsockopen () function to write a simple-function port scanner. The port number of this instance is fixed, through an array of traversal, using the Fsockopen () function connection, if the connection is successful, the port is

Recently done a mailbox verification function, studied for a while, took care of the automatic sending of mail. The following with QQ mailbox as a demonstration, step by step to explain: Code Download Address First of all, is to do mail delivery,

PHP recursion is a mechanism in which a function calls itself (directly or indirectly), and this powerful thought can make some complex concepts extremely simple. This article mainly introduces the implementation examples of recursion in PHP, not

Generate public key private key win must be OPENSSL.COF support Liunx generally installed this article and we introduce the PHP generated encryption public key encryption private key instance of the relevant information, the need for friends can