What does php do?

The php language is a scripting language that can do many things. For example, it can be used to interact with databases to develop web applications, software development including corporate website development, mobile app development, etc.

What is PHP used for? Simply put, PHP is a scripting language, which is basically used in the middle layer of web applications and is responsible for database and front-end page interaction and information transmission. Mainly php has the class keyword similar to java. Because it does not require a virtual machine, it is 5 times faster than Java. [Recommendation: PHP Online Training Course]

PHP can do anything, but its most important application is to interact with databases to develop web applications, and Among databases, MySQL is currently recognized as the most compatible with PHP and is also the most commonly used combination. And PHP is a kind of software development language. It is a scripting language embedded in HTML documents that is executed on the server side. It is similar to C language. Compared with Java and C language, PHP is relatively easy to learn. PHP syntax is a mix of C, Java, Perl and PHP's own syntax. The execution efficiency of PHP is extremely high; PHP can also execute compiled code. Compilation can achieve encryption and optimize code running, making the code run faster. PHP is extremely powerful and can be compatible with all databases. You can also use C and C to expand the program!

More than 60% of the more than one billion Internet websites in the world use PHP technology, and 80% of domestic Internet websites are developed using PHP. PHP language is widely used in the trend of big data and cloud computing. All programs and devices must be connected to the Internet. Whether they are international giants or domestic big names, almost all Internet companies are now using PHP language to develop websites.

php is a simple, object-oriented, interpreted, robust, safe, very high-performance, architecture-independent, portable, dynamic scripting language. PHP can do anything. PHP is mainly used for corporate website development (including WeChat secondary development and mobile APP development) and for server-side script programs. Therefore, PHP can be used to complete any work that other CGI programs can complete, such as collecting form data. Generate dynamic web pages, or send/receive cookies. But PHP's capabilities are far beyond this. At present, many excellent products on the Internet are masterpieces of PHP, including Facebook, Sina, Yahoo, Sohu, Baidu, MSN, etc. According to statistics, more than 70% of the world's traffic comes from the PHP language!

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