PHP (foreign name: PHP: Hypertext Preprocessor, Chinese name: "Hypertext Preprocessor") is a general open source scripting language. The syntax absorbs the characteristics of C language, Java and Perl, which is easy to learn and widely used. It is mainly suitable for the field of Web development.
PHP is currently one of the most popular web development scripting languages! PHP is easy to get started, widely used and rich in resources, making it easier to develop and deploy. There are also many benchmark forums and websites using PHP.
So someone wants to ask how about self-study in PHP?
In fact, php is a relatively easy programming language to learn. Because PHP is mainly a scripting language, if you are self-study, first check whether you have a programming foundation. If you have a programming foundation before, and have a certain understanding of programming concepts and logical thinking, then learn other languages. It will be relatively simple.
The first problem that needs to be overcome in self-study PHP is the learning of basic knowledge. If you have no basic knowledge at all, self-study will definitely be difficult at first, and it will take a lot of time and energy. If you have good logical thinking , plus someone’s guidance, and with in-depth understanding, you can slowly master it. As long as you have interest and perseverance in learning, I believe you will be able to successfully start your big step!
The above is the detailed content of How about self-study in php?. For more information, please follow other related articles on the PHP Chinese website!

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Multiple calls to session_start() will result in warning messages and possible data overwrites. 1) PHP will issue a warning, prompting that the session has been started. 2) It may cause unexpected overwriting of session data. 3) Use session_status() to check the session status to avoid repeated calls.

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