002-pdo and mysqli differences and choices

When using PHP to access the database, in addition to PHP's own database-driven, we generally have two more good choices: PDO and mysqli. In the actual development process to decide which one to choose the first to have a more comprehensive

PHP Back-end uses AES encryption to decrypt classes

This article is about the PHP backend using AES encryption and decryption class, now share to everyone, the need for friends can refer to key = config (' app.aeskey '); }/** * Encrypt * @param string input Encrypted strings * @param string key

The open-close principle (OCP) of PHP's object-oriented five principles

This article mainly introduces the five principles of PHP open-close principle (OCP), simple analysis of the PHP object-oriented open-closed principle (OCP) concept, principle, use methods and related considerations, the need for friends can refer

An example of PHP plus MSSQL paging

This article to share the content is about a PHP plus MSSQL page example, the need for friends can refer to $pages) {$page = $pages;} if ($query [0]News"; echo "\n"; echo "\n"; echo ""; echo "\n"; echo " "; echo " news Headlines \n"; echo "

How the PHP stock interface gets quotes

This article mainly share with you how to get the Ph,p stock interface, mainly in the way of code and share with you, hope to help everyone. Paste in PHP to get quotes listing code, Note: The result.lists returned by the Shanghai and Shenzhen stock

The method of implementing online manuscript review system by PHP

This article is mainly to share with you the method of PHP implementation of online manuscript review system, the online submission system is based on computer technology and network technologies, the author of the online submission, editing the

Basic use of pear in PHP sharing

This article is mainly to share with you the basic use of PHP pear, mainly in the form of text and code to share with you, and hope to help everyone. Pear is a PHP lawsuit party open source class library, powerful and convenient, many people do

PHP configuration php-fpm boot parameters and configuration details

PHP-FPM start parameters and important configuration of the detailed, this needless to say, do PHP development students need to use. Contract several

PHP implementation of WeChat Scan code payment function detailed

On the phone side of the payment, directly adjust the JSAPI payment, which can be implemented in the inside of the page to pay, such as micro-mall, the end of JSAPI payment details: PHP Implementation Payment (JSAPI payment) and refunds (no

Nginx How to modify the upload file size

This article is mainly to share with you how to modify the upload file size, their own server, with Nginx agent. Upload more than 1M large client file can not upload, Nginx directly error, upload file is too large, so modified the next Nginx

PHP Unzip the contents of the ZIP archive to the specified directory step

This time to everyone to bring PHP decompression zip package content to the specified directory step-by-bit, PHP decompression package contents to the specified directory of the attention to what, the following is the actual case, together to

Phptree--php Fast generation of infinite class classification _php techniques

In the development of tree-shaped data, such as infinite Multilevel classification, is a typical tree-shaped structure. This algorithm, using the recursive idea, in order to simplify the development process, I wrote a tool to improve the development

How to implement asynchronous task queues with PHP +swoole

This article is to share the content of PHP +swoole How to implement the asynchronous task queue, has a certain reference value, the need for friends can refer to But actually, we probably have more than 10,000 messages. How to deal with this

PHP Reference counting memory management mechanism and garbage collection mechanism

This article for you to share about the PHP reference count memory management mechanism and garbage collection mechanism, need to bring friends can refer to Reference assignment $a = ' Apple '; $b = & $a; In the code above, I assign a string to the

Simple usage of opcode cache in PHP

This article introduces the simple usage of opcode cache in PHP, and share it with you for reference. 1. What is opcode After the interpreter parses the code, generates an intermediate code that can be run directly, called the opcode, opcode 2. The

PHP's abstract class, interface differences and choices

This article introduces the content of PHP abstract class, interface of the difference and choice, now share to everyone, the need for friends can refer to Difference: 1, the use of the interface is through the keyword implements. The use of

PHP methods for creating or exporting Excel data tables

This article mainly share with you the method of PHP to create or export Excel data table, mainly in a piece of code and share with you, hope to help everyone. $filename = "Order_". Date (' y-m-d '). ". XLS "; $header = Array ('

PHP character encoding Conversion

This article mainly introduces the PHP character encoding conversion method, the steps of the method is more detailed, hope can help everyone. Iconv-convert string to requested character encoding (PHP 4 >= 4.0.5, PHP 5) Mb_convert_encoding-convert

Explanation of variables and data types in PHP

This article mainly share with you some basic knowledge of PHP, PHP variables and data types to explain, I hope to help everyone. 1. What is a variable The variable is the equivalent of a pocket that can store things inside.In programming languages,

Analysis of the principle and phenomenon of cookies

when it comes to cookies, you have to start with the HTTP protocol. what is the HTTP protocol? A single literal understanding, agreement, Convention, there must be at least two participants, communication between the participants must follow such

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