java´íÌ⼯
Õý¶à±ßÐÎÖÐ×µÄ¶Ô½ÇÏß¾ÍÊÇÖ÷¶Ô½ÇÏߣ¬ÆäÓàµÄ¶Ô½ÇÏß¾ÍÊǸ±¶Ô½ÇÏß
lang ÊÇ language£¨ÓïÑÔ£© µÄ¼òд
ÊÇjavaÖг£Ó÷½·¨×î¶àµÄ°ü
°üº¬³£ÓÃÀà
Runnable½Ó¿Ú£¬Ö»ÓÐÒ»¸ö·½·¨run()
exit(int status)
ÖÕÖ¹µ±Ç°ÕýÔÚÔËÐÐµÄ Java ÐéÄâ»ú¡£
System.exit(0);
import javax.swing.JOptionPane;
public class LableTest
{public static void main(String[] args)
{String output="";
rownnext:
for (int row=1;row<=5;row++)
{ output+="\n";
for(int column=1;column<=10;column++)
{if(column>2*row-1)
continue rownnext;
output+="*";
}
}
JOptionPane.showMessageDialog(null,output,"testing continue with a label",
JOptionPane.INFORMATION_MESSAGE);
System.exit(0);
}
}
ÐèÒªµ¼Èë°ü
import java.awt.Graphics£¬¹©paint(Graphics g)·½·¨ÒýÓã¬
import javax.swing.JApplet;
public class TestRow extends Japplet
1
ÔõÑùдһ¸öJava³ÌÐò¿ÉÒÔÈÃËüËæ»ú²úÉú4¸öµ¥´Ê
×÷Õߣºbeijiubeidaodi
2009-2-24 12:45 ¡¡ »Ø¸´´Ë·¢ÑÔ
4
»Ø¸´£ºÔõÑùдһ¸öJava³ÌÐò¿ÉÒÔÈÃËüËæ»ú²úÉú4¸öµ¥´Ê
ÉÏÃæµÄÁ¬Õâ¸ö¶¼²»ÖªµÀÔõô×öÂ𣬼ÈȻ֪µÀRANDOM()·½·¨¿ÉÒÔËæ»úÊý×Ö£¬¾Í²»ÖªµÀ°Ñµ¥´ÊÊÂÏÈ´æµ½Êý×éÀïÃæ£¬Êý×é²»ÊÇÓÃϱêÀ´±éÀúµÄÂ𣬸ù¾Ýϱ겻¾Í¿ÉÒÔËæ»úµ¥´ÊÂ𣡣¡£¡º¹¡£¡£¡£¡£×î»ù´¡µÄ¶«Î÷ÁË
ËØÊýÖ»ÐèÒª¼ÇסÄܱ»1ºÍ×ÔÉíÒÔÍâµÄÕûÊýÕû³ý¾ÍÐÐÁË£¬Àý1ºÍ×ÔÉíÒÔÍâµÄÕûµÄ±íʾ·½·¨for (i=2;i<m;i++)
APIÏëÑо¿£¬¾Í´Ólang,awt,io,netÕâËĸö°ü¿ªÊ¼£»Ïë²éÔÄ£¬¾Í¸ù¾ÝÀàÃûºÍËüµÄλÖÃÕÒ£¬ÁíÍ⻹ҪעÒâһЩ¶«Î÷¿
Ïà¹ØÎĵµ£º
JavaÐÔÄܵÄÓÅ»¯£¨Ò»£©
JavaÔÚ¾ÅÊ®Äê´úÖÐÆÚ³öÏÖÒÔºó£¬ÔÚÓ®µÃÔÞ̾µÄͬʱ£¬Ò²ÒýÀ´ÁËһЩÅúÆÀ¡£Ó®µÃµÄÔÞ̾Ö÷ÒªÊÇJavaµÄ¿çƽ̨µÄ²Ù×÷ÐÔ£¬¼´ËùνµÄ”Write Once,Run Anywhere”.µ«ÓÉÓÚJavaµÄÐÔÄܺÍÔËÐÐЧÂÊͬCÏà±È£¬ÈÔÈ»ÓкܴóµÄ²î¾à£¬´Ó¶øÒýÀ´Á˺ܶàµÄÅúÆÀ¡£
¶ÔÓÚ·þÎñÆ÷¶Ëµ ......
1. ·ÖÒ³µÄ½â¾ö·½°¸£¬Í¨ÓÃÐÔ£¬·Öҳʱ²ÎÊý¶ªÊ§ÎÊÌ⣬ÈçºÎ½â¾ö£¿
2. HibernateÓÅ»¯ÎÊÌâ¡£ÈçºÎÓÅ»¯Êý¾Ý¿â·ÃÎÊ£¬Ê¹³ÌÐò·ÃÎÊÊý¾Ý¿â¸üÓÅ»¯¡£
¡¡³õÓÃHIBERNATEµÄÈËÒ²Ðí¶¼Óöµ½¹ýÐÔÄÜÎÊÌ⣬ʵÏÖ ......
0£®ÒýÑÔ
ÔÚChinaITLABµ¼Ê¦ÖƸ¨µ¼ÖУ¬±ÊÕß·¢ÏÖÎʵÃ×î¶àµÄÎÊÌâιýÓÚ"ÈçºÎѧϰ±à³Ì£¿JAVA¸ÃÈçºÎѧϰ£¿"¡£ÀàËÆµÄÎÊÌâ»Ø´ð¶àÁË£¬ÄÑÃâ»á¸Ð¾õÑá·³£¬¾ÍÃÈÉúÁËдϱ¾ÎĵÄÏë·¨¡£µ½Ê±ºòÔÙÓÐÈËÎÊÆðÀàËÆµÄÎÊÌ⣬ÎÒ¿ÉÒÔ¸æËßËû£¨Ëý£©£¬ÇëÄãÈ¥¿´¿´¡¶JAVAѧϰ֮·¡·¡£°Ý¶Á¹ý̨Íå²ÌѧïÞÏÈÉúµÄ¡¶JAVAҹδÃß¡·£¬ÓÐЩÎÄÕÂÈç¡¶JAVAѧϰ֮µÀ¡·µÈÈ ......
¶¯Ì¬¹¹½¨Ê÷µÄÄ£Ðͺͷ½·¨£º
/**
* ¸ÃÄ£¿éÖ÷ÒªÊǽ«ÎÞ¹æÔò´æ·ÅµÄ¶ÔÏó½øÐÐÒ»¸öÓÐ×éÖ¯µÄÊ÷Ðνڵ㴦Àí
* @author ÏļҼª<jijin0223@126.com>
*
*/
public class SystemMenuTreeModel {
public SystemMenuTreeModel(){
& ......
ʹÓÃjava.lang.MathÀ࣬Éú³É500¸ö0~99µÄËæ»úÊý£¬½øÐÐÅÅÐòÊä³ö£¬²¢Çó×î´óÖµ¡¢×îСֵ¡¢Æ½¾ùÖµ¡¢±ê×¼²î¡¢·½²î¡¢¾ù·½²î£»
import java.lang.Math;
import java.util.Arrays;
public class Main {
public static void main(String args[]) {
//create random
int [] data =new int[500];
double sum = 0, avg =0; ......