PHP Tutorials

In PHP, there is a built-in function pathinfo, can be very convenient to get the file extension, filename and other information! The function of the PathInfo () function is to return information in the form of an array of file paths. This article

This issue provides an in-depth understanding of the PHP function's various helper functions PHP core syntax: Functions understand what a variadic function is, ... $var, PHP5.6 new features describes the use of the compact function

This lesson is divided into 10 modules, from the configuration file format (php/ini/json/xml) to scene configuration, module configuration, extended configuration, standalone configuration, dynamic configuration, custom configuration loading,

Output escaping another Web application security is based on escaping the output or encoding special characters to ensure that the original intent remains the same. For example, O ' Reilly needs to be escaped into o\ ' Reilly before being routed to

The current () function in PHP is to return the element (cell) in the array, each with an internal pointer to its "current" cell, an initial point to the first cell inserted into the array, and if we do this once, the inner pointer points to the

Related API: folder: Gets the current working directory, that is, the directory path of the current Python script work: OS.GETCWD () returns all files and directory names under the specified directory: Os.listdir () function to delete a file:

The network whois (the interface used to provide a legal interface for the WAN) copy code code as follows: function Whois_hichina ($domain) {Preg_match ("| (. +?)| Is ", @file_get_contents (' http://whois.hichina.com/cgi-bin/whois?domain= '. $domain.

PHP gets the start timestamp and end timestamp of today, yesterday, last week, this month, mainly using PHP's time function mktime. Let's start with a straight-through example to illustrate how to use Mktime to get the start timestamp and end

PHP new Self () and new Static (), Phpnewselfstaticclass A {public static function get_self () {Return to New self (), "Public stat" IC function get_static () {return new static ();}} Class B extends A {} echo Get_class (B::get_self ()); Aecho

Recently in writing Xiaonei FTP search engine, because of the Chinese character string word, I used a positive inverse combination of methods, the Chinese string needs to be reversed. The internet looked for a bit, looked like, all need to cycle, I

This article collects 10 articles about PHP fputs () functions recommended for everyone to watch 1. ThinkPad Tablet 2 PHP stealth a word back door, and thinkphp framework plus password program Base64_decode Brief: ThinkPad Tablet 2:thinkpad tablet 2

Stat (), Lstat (), file_exists (), is_writable (), is_readable (), is_executable (), Is_file (), Is_dir (), Is_link (), Filectime (), Fileatime (), Filemtime (), Fileinode (), filegroup (), Fileowner (), filesize (), filetype (), fileperms ()

The reverse of the PHP array in an article, "How to sort php arrays," we introduced the sort, asort, and Ksort, which are sorted in ascending order of the array, so if you want to implement the reverse of the arrays? Here's another set of functions

The following is a detailed description of some of the relevant contents of the XML and schema namespaces, as follows: Example one: focus on understanding the relevant concepts of namespaces. The following example is an XML schema file named

Current number of APIs 12 created (4) trigger_error-creates a user-defined error message that is used to trigger an error message under user-specified conditions. It is used in conjunction with the built-in error handler, and can be used with

To split a string in PHP, we can use the function explode (), usually in our development project, we want to see the various parts of the string that the user submits through the form or other way, so that the classification is stored and used. For

In front of you to explain a multi-choice ElseIf statement, although this statement can make a variety of judgments, but when used, need to write a lot of if statements, to our program readability inconvenience, in order to avoid the IF statement

The function of the addslashes () function and the stripslashes () function in PHP and some usage are described earlier in this article to introduce PHP stripslashes () function and addslashes () functionThe difference. they differ from the

How to get the size of a disk partition via PHP file system functions Through the file system function not only can the directory, the file operation, but also can obtain the directory, the file related information, then can obtain the disk

How to learn PHP implode () Implode function Understanding 1 The implode () function combines array elements into a single string. 1. How the array elements are understood; 2. Whether the array element is a function object; 3. Whether the