What language is php?

PHP is a simple, object-oriented, interpreted, robust, secure, very high-performance, architecture-independent, portable, and dynamic scripting language. PHP has the Class keyword similar to JAVA. Because it does not require a virtual machine, it is 5 times faster than JAVA. PHP is quickly becoming a standard, general-purpose, object-oriented scripting language. PHP can be used not only to develop web applications but also general applications.

PHP is a powerful scripting language. PHP will defeat PERL/Python and replace it. PHP is the next generation of PERL/Python scripting. PHP can do any job that PERL/Python does, and do it more, better, and more concisely!

This industry is still relatively popular, and the salary in Beijing is between 3,000-6,000!

Currently PHP and ASP are the most widely used in China. Since JSP is a relatively new technology, it is rarely used in China. But in foreign countries, JSP is already a relatively popular technology, especially e-commerce websites, which mostly use JSP.

Websites that use PHP such as Sina, Chinaren, etc. However, due to some shortcomings of PHP itself, it is not suitable for large e-commerce sites, but is more suitable for some small ones. Commercial site. First, PHP lacks scale support. Secondly, there is a lack of multi-layer structure support. For heavy-load sites, there is only one solution: distributed computing. The database, application logic layer, and presentation logic layer are separated from each other, and the same layer can also be separated according to traffic and grouped into a two-dimensional array. PHP lacks this support. As mentioned above, the database interface support provided by PHP is not uniform, which makes it unsuitable for use in e-commerce.

ASP and JSP do not have the above defects. ASP can obtain ActiveX scale support through COM/DCOM of Microsoft Windowsd and structure support through DCOM and Transcation Server; JSP can obtain scale support through SUN Java's Java Class and EJB. , get structural support through EJB/CORBA and Application Server from many vendors.

Among the three, JSP should be the future development trend. Some of the world's largest e-commerce solution providers use JSP/Servlet. The more famous ones are IBM's E-business, whose core is Web Sphere using JSP/Servlet. They are all powered by CGI. But after October last year, it launched Enfinity, an e-commerce Application Server using JSP/Servlet, and stated that it would no longer develop traditional software.

In short, ASP, PHP, and JSP all have a considerable number of supporters, and it can be seen that each of the three has its own strengths. Friends who are learning or using dynamic pages can choose a language that suits them based on the characteristics of the three

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