Java

Java

1. not restricted to any language

   • any language, any character
     • English speaking countries
       • only use ASCII
         • American Standard Code for Information Interchange
     • other countries different character set
       • Unicode Consortium developed Unicode

2. OOP language

   • non object parts
     • true/false
     • #s and simple values

3. variables

   • data placeholders
     • reference type
       • reference to an object
     • primitive type
   • has an identifier (name)
     • not Java keyword, not boolean literal or null literal

4. Constants

5. literals

   • literals of primitive types, string literals, null literals
     • floating-point literals
       • double
       • float
   • boolean literals

6. primitive conversion

7. operaters

8. Character Encoding

   • more efficient
   • UTF-8
     • popular for HTML
   • UTF-16
   • UTF-32

9. Separators

   • Parentheses ( )
     • lists of arguments
   • Braces { }
     • declaration, blocks, array
   • Brackets [ ]
     • array declaration, array value dereferencing
   • Angle Brackets < >
     • parameter
   • ; : , .

10. Primatives

    • byte, short, int, long, float, double