常见语言计算机语言

C语言 即中文版的C语言

O语言 

O语言是一款中文计算机语言

（或称套装：O汇编语言、O中间语言、O高级语言）

AAuto

ActionScript

APL、

A+

B语言

J语言

Ada

汇编语言

AWK

Basic

Fortran

VBScript

Brainfuck

C语言

C++

C#

Clipper

COBOL

dBase

易语言

PASCAL

Delphi

Forth

FoxPro

F#

Fava

IDL

Java

JavaScript

J#

LISP

Lua

LOGO

Modula

Nuva

Perl

PHP

PL/I

Prolog

Python

R语言

Ruby

Scheme

Smalltalk

IceMaker

SQL

Tcl/Tk

Visual Basic

Visual FoxPro

XML

 

package Com.TableTest;


public class TableText_20 {
    public static void main(String[] args)  {
        new Circles();
    }
}
 
class Draw {
     
    public Draw(String type) {
        System.out.println(type+" draw constructor");
    }
}
 
class Shapes {
    private Draw draw = new Draw("shape");
    public Shapes(){
        System.out.println("shape constructor");
    }
}
 
class Circles extends Shapes {
    private Draw draw = new Draw("circle");
    public Circles() {
        System.out.println("circle constructor");
    }
}