Java Basic syntax

Key words:

The Java keywords are all lowercase letters.

Goto and const are reserved words (may be keywords later)

　　　　

　　

Identifier:

　　Package: is a folder that distinguishes the same class name (two identical Java files cannot be in the same folder)

Name of package all lowercase

Comments:

　　Single-line Comment://

Multi-line Comment:/**/

Multi-line annotations cannot be nested using

Document Note:/***/

will be parsed by the Javadoc tool to generate a manual

Constants and variables:

Operator:

Statement:

Function:

Array:

Java Basic syntax