PHP software development is undoubtedly a very hot career at present. It is a career that young people, high school graduates and college graduates yearn for, and it is also a high-paying career that people who want to change careers in their jobs yearn for. More and more people want to enter the ranks of PHP software development. The following Beijing computer training will show you the basic knowledge of PHP software development.

What can PHP software development do?

PHP is a widely used scripting language, especially suitable for Web front-end development, which is easy to learn. Its feature is that it allows web front-end developers to quickly write dynamically generated web pages, and there are other features and functions:

1。 Running on the server side: PHP software develops and processes the data stored in the server.

2。 Cross-platform: Servers can be servers of multiple platforms.

3。 Scripting language: Command the server to work by writing scripts.

4。 Free: Free use.

Familiar with PHP software development code identification: after PHP scripting, the file name must be based on. Php is a suffix file.

PHP-Echo statement: Echo is an output statement in PHP software development, which can output strings.

It should be noted that there is at least one space between the echo keyword and the string.

PHP- calculation expression: Different from Html and CSS, calculation can be done in PHP software development.

A string is a word enclosed in double quotation marks.

PHP statement terminator: in PHP software development, a plus sign should be added at the end of each statement, but the semicolon must be entered in a half-angle state.

Note: There are also comment statements in PHP software development, with double slashes for single-line comments and/* */for multi-line comments.