what is in php

reading and writing XML DOM in PHP using the DOM library, the SAX parser, and regular expressions Jack Herrington (jack_d_herrington@codegeneration.net), Senior software engineer, "Code Generation Network"February 06, 2006 There are many

This article describes how to use the GD library in php to draw a line chart, which involves some simple usage of the GD library in php. This article describes in detail, if you are interested, let's take a look at it. This article describes how to

PHP is a great web development language and flexible language, but we can see some mistakes made by php programmers. I made the following list to list the 10 errors that PHP programmers often make, most of which are related to security. Let's see if

The usage of the error_reporting function in php is described in detail. In php, error_reporting sets the PHP error level and returns the current level. we can set it based on different levels so that we do not want to execute the program when an

This article mainly introduces the summary of common string formatting functions in PHP. the functions described in this article are frequently used on the WEB, for example, functions such as space filling and string filling, case-sensitive

What can be done in Python, but not in PHP? What can be done in Python, but not in PHP? Reply content: The python programmer named "Ling Jian" said nonsense, not only in the answer, but also in the comments with his expired junior PHP qualifications,

Trycatch in php can help us capture program code exceptions, so that we can handle unnecessary errors well. the following article summarizes some usage examples of capturing exceptions. try {} catch {} statement in PHP. PHP5 added... try catch in

A case study of key and Current,next in PHP, next example analysis This paper describes the joint application of key and Current,next in PHP. Share to everyone for your reference, as follows: Problem: $ARRQ = Array (); $arrq [' TUC '] = Array ('

The difference between single quotation marks and double quotes in PHP In a programming language, both single and double quotes are important, as is the case in the PHP language. Compared to ASP, PHP quotation marks better use, in ASP, to put the

Use Memcached to implement the session mechanism in php to replace native session support in PHP. Use Memcached to implement the session mechanism in php to replace native session support in PHP. Method File Session implementation file:

The XML analysis function in PHP is not very useful in introducing the XML analysis function in PHP .. It should be clear after reading this article .... Php xml analysis functions I must admit that I like computer standards first. If everyone

Describes the application of the caching technology in PHP and the caching technology in php. PHP, a web design scripting language that has emerged in recent years. Due to its powerful and scalability, php has developed considerably in recent years.

How to execute system commands in php, and how to execute system commands in php This article describes how to execute system commands in php. Share it with you for your reference. The specific analysis is as follows: Execute system commands in

Several common encryption functions in PHP and common encryption functions in PHP. Several common encryption functions in PHP. MD5 encryption in PHP: stringmd5 (string $ str [, bool $ raw_outputfalse]) 1. by default, md5 () is a 32-character

Note! 10 things not to be done in PHP 7, 10 in PHP Remember, do not do 10 things in PHP 7 1. Do not use the mysql _ Function  This day has finally arrived. Since then, you have not just "shouldn't" Use the mysql _ function. PHP 7 has removed all of

This article is about the difference between hyper-global variables $globals and Global in PHP. One, super global variable $globalsThere are many PHP hyper-global variables, such as the following are super global variables (superglobal):$GLOBALS, $_

The difference between single and double quotation marks in PHP. 1. define a string in PHP. The definition of a string can be single quotation marks or double quotation marks. However, the same single or double quotation marks must be used to define

Use regular expressions compatible with Perl in PHP. Preface PHP is widely used in Web background CGI development. it usually produces some results after user data. However, if user input data is incorrect, problems may occur, such Preface PHP is

Tips for Using headers in PHP. We cannot have spaces between 1, location, and:. Otherwise, an error will occur. 2. there cannot be any output before using the header. 3. the PHP code after using the header in PHP will also be executed. Below is1.

How to resolve DSO installed as Apache in PHP. Because it is easy to maintain and upgrade, we need to install DSO as Apache in PHP. For example, if you install PHP for the first time only supports the database, and then you want to install it