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What skills are needed to work in the PHP industry?

The required technologies include PHP language foundation, Web development foundation, database, PHP framework, version control, security, performance optimization, code debugging and troubleshooting, learning ability and continuous learning, etc. Detailed introduction: 1. PHP language foundation. As the foundation for working in the PHP industry, it is essential to master the syntax and basic concepts of PHP, which includes basic knowledge of variables, data types, operators, flow control statements, functions, etc.; 2. Web development basics, understanding front-end technologies such as HTML, CSS, and JavaScript, etc.

Sep 19, 2023 am 11:15 AM

php 行业

What has been updated in php8

php8 updates the JIT compiler, type system improvements, property improvements, exception improvements, function improvements, other improvements, and more. Detailed introduction: 1. JIT compiler, PHP8 introduces a brand new JIT compiler, which can compile PHP code into local machine code, thus improving execution speed; 2. Type system improvement, PHP8 has made major improvements to the type system. PHP supports static types, and you can specify types on function parameters and return values to improve the readability and maintainability of the code; 3. Attribute improvements, etc.

Sep 18, 2023 pm 04:47 PM

php

What programs can be developed with php

Programs that can be developed include website development, content management systems, e-commerce platforms, social networks, online forums and communities, API development, data analysis and visualization, etc. Detailed introduction: 1. Website development. The flexibility and powerful functions of PHP allow developers to easily build complex websites and implement various functions, such as user registration, login, data storage and processing, etc.; 2. Content management system, PHP can be used to develop various types of CMS, such as WordPress, Drupal, Joomla, etc.; 3. E-commerce platforms, etc.

Sep 18, 2023 pm 04:22 PM

php

What procedures do PHP personnel need to do?

The procedures that PHP personnel need to complete include publishing recruitment advertisements, screening resumes, interviewing candidates, negotiating salary and signing contracts, etc. Detailed introduction: 1. Publish recruitment advertisements. The recruitment advertisements should clearly state the company's requirements for PHP personnel, including technical abilities, work experience and academic requirements, etc.; 2. Screen resumes, read each resume carefully, and evaluate the candidate's skills and Whether the experience meets the needs of the company; 3. Interview candidates, which can include examination of technical issues, project experience and problem-solving abilities; 4. Salary negotiation and contract signing procedures, etc.

Sep 18, 2023 pm 03:54 PM

php

What jobs is php used for?

Jobs that require the use of PHP include web development, CMS development, e-commerce website development, server-side scripting, and API development. Detailed introduction: 1. Web development, PHP's flexibility and easy-to-learn characteristics make it one of the preferred languages for Web developers; 2. CMS development, PHP provides rich functions and powerful scalability, making developers Ability to easily create feature-rich CMS and provide users with a good user experience; 3. E-commerce website development and more.

Sep 18, 2023 pm 03:43 PM

php

What are the methods for docking with PHP third-party chat room interface?

The methods are: 1. HTTP request, you can send HTTP request through PHP's curl library or file_get_contents() function to communicate with the chat room interface; 2. WebSocket protocol, you can use PHP's WebSocket library or a third-party library to interface with the chat room 3. Use these SDKs or packaging libraries to connect to the chat room interface; 4. Asynchronous tasks or message queues are suitable for chat room interfaces that require a large amount of data processing or asynchronous operations, etc.

Sep 18, 2023 pm 02:35 PM

php PHP聊天室

What are the ways to split a string into an array in php

The methods are: 1. The explode() function can split the string into an array according to the specified delimiter; 2. The str_split() function can split the string into an array of single characters; 3. The preg_split() function, Strings can be split into arrays based on regular expressions; 4. The sscanf() function can parse strings according to the specified format and store the parsing results in arrays; 5. String interception method, by using string interception Function, you can split a string into an array according to the specified length, etc.

Sep 18, 2023 pm 02:27 PM

php 字符串拆分

What are the commonly used third-party libraries in PHP?

Commonly used third-party libraries in PHP include Laravel, Symfony, Guzzle, PHPUnit, Monolog, Swift Mailer, PHPExcel, Carbon, Doctrine, PHPMailer, etc. Detailed introduction: 1. Laravel is a popular PHP framework that provides a wealth of functions and tools for quickly building web applications. It contains many commonly used class libraries, such as routing, database access, template engines, authentication, etc. wait.

Sep 18, 2023 pm 02:24 PM

第三方类库 php

What are the allowed symbols for identifiers in PHP?

The symbols allowed for identifiers in PHP include letters, numbers, underscores and Chinese characters. Detailed introduction: 1. Letters and numbers. Identifiers can be composed of letters and numbers. They can start with a letter and can be followed by any number of letters, numbers or underscores; 2. Underline. Identifiers can contain underscores, but not underscores. beginning; 3. Chinese characters. Starting from PHP 7.2, Chinese characters are allowed to be used in identifiers. $Chinese variables, function Chinese functions (), etc. are all legal identifiers, etc.

Sep 18, 2023 pm 02:20 PM

php 标识符

What are the difficulties in building PHP the day after tomorrow?

Difficulties include environment configuration issues, dependency issues, database connection issues, file path issues, security issues, performance optimization issues, debugging and logging issues, expansion and customization issues, etc. Detailed description: 1. Environment configuration issues, including installing the correct PHP version, configuring the PHP.ini file, setting the correct path and permissions, etc.; 2. Dependency issues, PHP background usually uses some third-party libraries and extensions, such as databases Drivers, template engines, image processing libraries, etc.; 3. Database connection issues, such as querying data, inserting data, etc.

Sep 18, 2023 pm 02:19 PM

php php环境搭建

What are the 7 PHP string processing functions?

The seven PHP string processing functions include strlen(), strpos(), substr(), str_replace(), strtolower(), strtoupper(), trim(), etc. Detailed introduction: 1. strlen(), used to obtain the length of a string; 2. strpos(), used to find a specific substring in a string and return the first occurrence position; 3. substr(), used to obtain Substring of string; 4. str_replace(), etc.

Sep 18, 2023 pm 02:14 PM

php 字符串处理

What are the seven principles of PHP code specifications?

The seven principles of PHP code specifications include consistency, readability, simplicity, reusability, testability, security and performance. Detailed introduction: 1. Consistency, the code should maintain consistency, that is, use the same naming convention, indentation style, code comments, etc. throughout the entire code base. This can make it easier for team members to understand and read the code, and reduce errors and confusion. Possibility; 2. Readability, the code should be easy to read and understand. In order to improve readability, you can use meaningful variable and function naming, avoid using overly complex expressions and nested structures, etc.

Sep 18, 2023 pm 02:12 PM

php 代码规范

What are the three common PHP integrated development tools?

The three common PHP integrated development tools are PHPStorm, NetBeans, and Eclipse. Detailed introduction: 1. PHPStorm, with powerful code editing, debugging and testing functions, provides intelligent code completion, code navigation, refactoring tools and other functions; 2. NetBeans, provides a comprehensive development environment with code editing, debugging , testing, code navigation and other functions; 3. Eclipse has powerful code editing, debugging, testing and other functions, rich plug-ins and extensions, and can be customized according to development needs.

Sep 18, 2023 pm 02:08 PM

php PHP开发工具

What are the formats for php to generate QR codes?

The formats of QR codes generated by php include PNG, JPEG, GIF, SVG, EPS, PDF, etc. Detailed description: 1. PNG format, a lossless compressed bitmap graphics file format, commonly used to display images on the Web; 2. JPEG format, a lossy compressed bitmap graphics file format, suitable for storing photos and complex images; 3. GIF format, a bitmap graphics file format that supports animation and transparent backgrounds; 4. SVG format, an XML-based vector graphics file format that can be scaled and resized losslessly, etc.

Sep 18, 2023 pm 02:04 PM

php 二维码生成