#php is not java, there is a big difference between the two.
PHP is "hypertext preprocessor" and is a general open source scripting language. PHP is a scripting language executed on the server side. It is similar to C language and is a commonly used website programming language. PHP's unique syntax mixes C, Java, Perl, and PHP's own syntax. It is conducive to learning and widely used. It is mainly suitable for the field of web development. [Recommended learning: PHP tutorial]
java is an object-oriented programming language that not only absorbs the various advantages of the C language, but also abandons the difficulties in C Understand concepts such as multiple inheritance and pointers, so the Java language has two characteristics: powerful and simple to use. As a representative of static object-oriented programming languages, Java language perfectly implements object-oriented theory and allows programmers to perform complex programming with an elegant way of thinking. [Recommended learning: java tutorial]
The difference between php and java
Java has a wider range of application scenarios, and there are relatively more people. , PHP is mainly used for websites. If it is used to build a website, PHP development is relatively fast.
1. PHP is suitable for rapid development, small and medium-sized application systems, low development costs, and can respond quickly to changing needs. Java is suitable for developing large-scale application systems. The application prospects are relatively broad, the system is easy to maintain and has good reusability.
2. Comparing the technical architecture of the system, PHP can only realize a simple distributed two-layer or three-layer architecture, while JAVA is very powerful in this regard and can realize a multi-layer network architecture.
3. Comparison of database access. PHP uses different database access interfaces for different databases, so the database access code is not very versatile, while Java accesses the database through JDBC and uses databases provided by different database vendors. The driver can easily access the database, and the interface for accessing the database is relatively unified.
4. Comparison of development costs. Since PHP is not as good as Java in many aspects, how can the OA products developed by PHP compete with Java products? The reason is that the Php camp generally takes the low-end route, while the Java camp takes the mid-to-high-end route. The area in between is smaller.
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