PHP

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4. XML_RPC-based Web services use XML_RPC to construct and use services conveniently. Enterprises deploy XML_RPC servers for their own services. users, customer software, and customers can use these services to construct high-end services or

If the user who visits your site has temporary page access failures due to various reasons, give him a friendly response and you know that this error has occurred. let's look at the following procedure, is used to customize the 404 error page and

A brief summary of the differences between obfuscated functions such as echo (), print (), require (), and include () 1. differences between echo and printThe echo and print functions in PHP are basically the same (output), but there are still

Someone asked me on the internet how to disable ip access in php. through tests, I found that the following code is good and the principle is relatively simple. // Add IP address access restrictions If (getenv ('http _ CLIENT_IP ') & strcasecmp

This article describes in detail how to solve the problem of mysqli extension in phpmyadmin. For more information, see phpmyadmin. The mysqli extension is missing in the phpMyAdmin error. Check the PHP configuration solution. PhpMyAdmin lacks the

This article describes how to use php to draw a pie chart. For more information, see the drawPieImg () function, which contains 8 parameters. $ title is the title of the pie chart; $ dataArr is the data array to be displayed; $ labelArr is the label

This article provides a detailed analysis of the SERVER variable $ _ SERVER. For more information, see In-depth analysis of the SERVER variable $ _ SERVER: 1. $ _ SESSION ['php _ SELF '] -- get the file name of the script being executed 2. $ _

Addition, deletion, modification, and query are the most basic operations on the database. The following describes how to connect to the database and how to add, delete, modify, and query data. if you are interested, refer to section 1. common

This article mainly introduces xss defense. php uses httponly to defend against xss attacks. The following describes how to set HttpOnly in PHP. if you need a friend, you can refer to the concept of xss, this means that once your website has an xss

Because PHP's "hundreds of thousands of experts" cool syntax, coupled with poor community atmosphere, many people are not interested in the new version and new features. This article will introduce new features added from PHP5.2 to PHP5.6. Directory:

When processing floating point numbers in php, it is often necessary to rounding them. In php, there are two functions that apply to this situation: The floor function, the ceil function, and the round function floor function and the ceil function

This article mainly introduces the PHP method for uploading files through ftp, which is a very practical technique. if you need it, you can refer to FTP upload, which is a common and important application technique implemented by PHP, today, I will

This article mainly introduces PHP + Ajax to check whether an instance exists during user name or email registration. it is a very common and important function. it is often used in forum registration or member registration, if you need it, you can

This article mainly introduces the sprintf function usage in PHP, and analyzes the common usage of sprintf function formatting and output in the form of instances in detail, which has some reference value, for more information about sprintf

This article describes how to convert xml and mysql data in php. the instance encapsulates a class file to convert XML and MySQL data, it has some reference value. if you need it, you can refer to the following example to describe how to convert xml

This article mainly introduces the definition and inheritance usage of php classes, and analyzes the basic definition and inheritance usage skills of php classes, for more information about the definitions and inheritance usage of php classes, see

This article mainly introduces 33 common php interview questions and answers, which are frequently encountered during interviews. let's take a closer look. 1. in PHP, the name of the current script (excluding the path and query string) is recorded

This article mainly introduces the single-entry application implemented by php, and analyzes in detail the principles, functions, implementation principles and related skills of php to implement a single-entry application, it has some reference

This article collects time-frame code frequently used in PHP development, including Email, decompression, 64-bit encoding, and JSON parsing, if you are interested in common php code, refer to the following ten pieces of code frequently used in PHP