PHP Tutorials

This article is about the PHP database to save session sessions, now share to everyone, you can also give a friend need a reference, we take a look at it Objective: By default, PHP stores all session data in a text file on the server, which is

PHP Object injection is a very common vulnerability, although this type of vulnerability is somewhat difficult to exploit, but still very dangerous. This article is mainly to share with you PHP on the anti-serialization of the object injection

How to view Nginx, Apache, PHP, MySQL configuration file paths in Linux, if you receive an environment that someone else has configured, but leave no documentation. At this point how to determine the correct load file path is found. Can be judged by

One: namespace concept: Namespaces are a way of encapsulating things, similar to directories and files. namespace to solve the problem (also written in the manual is very clear, the following in accordance with their own understanding Simplified): 1

The actual project is limited by the server capacity and bandwidth impact, upload resources often need to use the third-party object storage services, domestic more mainstream service providers have seven Qiniu, Ali and so on. This article takes

If you need to use Laravel to build a back-end content management system, but laravel default login registration can not meet the current needs, reset password because it is used in the background, and do not need to send a message to reset, so the

First, the middleware Laravel's HTTP middleware provides a layer of filtering and protection for routing. The following simulates the use of middleware authentication background login. 1. Creating middleware CMD window into the project directory,

partitioning of time zones The world is divided into 24 time zones, each time zone has its own local time, the same time in the local time zone of 1-23 hours, such as the local time in London and Beijing local time difference of 8 hours. In the

In object-oriented programming, PHP provides a series of magic methods that provide a lot of convenience for programming. The Magic method in PHP usually starts with (two underscores) and does not require a display of calls but a certain set of

Before learning the PHP regular expression modifier, first to understand the greedy mode, before the meta-character mentioned in the "?" There is also an important role, namely "greedy mode", what is "greedy mode"? PHP Regular Expression greedy

The regular expression (regular expression) describes a pattern of string matching that can be used to check whether a string contains a seed string, replace a matched substring, or remove a substring from a string that matches a certain condition.

This article mainly introduces PHP using the feof () function read the file method, with instance form contrast correct and wrong usage, clarified the use of feof () function skill, need friends can refer to the next The feof () function detects if

This article mainly introduces the PHP anonymous function introduced by php5.3, that is, the closure (Closure), and the role of closures, very detailed, recommended to the needs of small partners. PHP's Closure (Closure) is an anonymous function,

how to invoke the Advanced interface The difference between an advanced interface and a common interface The backend server can call the interface to communicate with the user for the message, such behavior is in the calling interface, these

Mt_rand () is four times times faster than Rand (), and many of the old libc random number generators have some uncertainties and unknown characteristics and are slow. The rand () function of PHP uses the libc random number generator by default. The

This article mainly introduces PHP to use cookies to set the user 30 minutes without the operation of automatic exit function, the need for friends can refer to the following Login controller need to do the login successfully put the user ID and

This article describes the PHP common string output method. Share to everyone for reference, as follows: 1. echo Usage: Can be directly output with Echo or echo () output, no return value $string= " bold display text "; Echo $string;//echo "";//echo

PHPInfo () function is mainly used in the Web site construction process test set up the PHP environment is correct, many sites after the test is not deleted in time, so when access to these test pages, will output the key information of the server,

The PHP language provides a binary calculator (binary Calculator) for any mathematical calculation of arbitrary precision, and it supports numbers of any size and precision, as described in string form. In PHP, a high-accuracy library of functions

Objective The reason for doing this is because the two functions are very similar in that they are converting strings into groups. Explode As can be seen from the following example, the resulting array is in the corresponding order. $pizza =