What to learn about php backend development

PHP History:

Created in 1994, the first version was released in 1995, named: personal home page tools, and then PHP1.0 was released. In 1995 In the mid-term, PHP2.0 has since established PHP's position in dynamic website development. 1997, PHP3. 2000, PHP4.0. In July 2004, PHP5.0, the revised version uses Zend II as the engine to achieve object-oriented.

Career prospects of PHP:

The heating up of webb3.0, the upsurge of Internet technology development, technological innovation and other characteristics will determine To win, you have to rely on the fastest card method speed and the lowest cost. PHP technical talents cater to the development trend of the Internet. Reduce costs, increase development speed, and meet the needs of the latest interactive network development. (Recommended learning: PHP video tutorial)

PHP back-end technology mainly includes:

web front-end technology and PHP basics

Linux

MySQL

PHP Framework

Caching technology and massive data optimization technology

System tuning and load balancing technology

The 5 stages of the PHP back-end engineer career system:

Junior

Related basics: html, js, php, mysql; source code management tools. Can be competent in junior development work.

Intermediate

Linux operating system, PHP object-oriented, PHP advanced development technology, PHP development framework, PHP and public API interface development, PHP testing tools, this stage can Complete development work independently.

Advanced

In-depth understanding of HTTP protocol, advanced configuration of PHP environment, MySQL optimization technology, staticization and caching technology, website security technology; Goal: In-depth understanding of PHP development environment, Be competent in writing core code.

senior

In-depth analysis of the PHP framework source code, in-depth study of PHP kernel, NoSQL database, clustering and load balancing technology. Goal: To be able to propose improvements to the technical framework adopted by the company, easily implement core components, and overcome technical difficulties.

Expert

In-depth study of the Linux operating system, multi-level caching technology, massive data optimization technology, disaster recovery technology, and large-scale system framework design methods. Goal: Provide an accurate description of the overall demand plan, flexibly use PHP and related technologies to design projects and products, and be able to provide technical guidance.

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