Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

javaÈëÃÅÎÊÌâ

import java.util.Scanner;

public class ScannerDemo
{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);
System.out.print("ÇëÊäÈëÄúµÄÃû×Ö: ");
System.out.printf("¹þ啰! %s!\n", scanner.next());
}
}
ÇëÎÊÕâµÀ³ÌÐòΪʲôSystem.out.printf("¹þ啰! %s!\n", scanner.next());ÕâÌõÓï¾ä½«printf¸Ä³Éprintf¾ÍÎÞ·¨ÔËÐУ¬Ìáʾ´íÎóÄØ£¬
ÒýÓÃ
ÇëÎÊÕâµÀ³ÌÐòΪʲôSystem.out.printf("¹þ啰! %s!\n", scanner.next());ÕâÌõÓï¾ä½«printf¸Ä³Éprintf¾ÍÎÞ·¨ÔËÐУ¬Ìáʾ´íÎóÄØ£¬

¡£¡£¡£ ¸Äʲô£¿

ÇëÎÊÕâµÀ³ÌÐòΪʲôSystem.out.printf("¹þ啰! %s!\n", scanner.next());ÕâÌõÓï¾ä½«printf¸Ä³Éprint¾ÍÎÞ·¨ÔËÐУ¬Ìáʾ´íÎóÄØ£¬

jf

JAVAµÄSystem.out.printfÊÇÓÃÓÚ¸ñʽ»¯Êä³öµÄ£¬´ÓC½è¼ø¹ýÀ´µÄ£¡´ÓJDK5.0°æ±¾¿ªÊ¼½è¼ø¹ýÀ´µÄ£¡

%sת»»×Ö·û£¬±íʾ½«×Ö·û´®¸ñʽ»¯Êä³ö¡£



printfÊǸñʽ»¯Êä³ö
printÊÇÁ÷Êä³ö

java½è¼øÁ˺öàC/C++µÄ¶«Î÷£¬À´ÎüÒýC/C++³ÌÐòԱͶ±¼JAVA¡£

ÎÒÊÇÀ´½Ó·ÖµÄ¡£¡£

×Ô¼ºÈ¥¿´DOC¿©
System.out.print(String)
System.out.printf(String,...)

ÒýÓÃ
ÇëÎÊÕâµÀ³ÌÐòΪʲôSystem.out.printf("¹þ啰! %s!\n", scanner.next());ÕâÌõÓï¾ä½«printf¸Ä³Éprintf¾ÍÎÞ·¨ÔËÐУ¬Ìáʾ´íÎóÄØ£¬


ÎÒÓ²ÊÇ¿´²»³ö

printfºÍpr


Ïà¹ØÎÊ´ð£º

jspÒ³Ãæ»ñÈ¡sessionµÄÎÊÌâ - Java / Java EE

ÎÒÔÚjspÒ³Ãæ´æÉÏÒ»¸ösession,±¾Ò³Ã滹¿ÉÒÔÈ¡³öÖµÀ´.
µ«ÊÇһˢÐÂ,»òÕß´ò¿ªÐµÄÒ³Ãæ¾ÍÈ¡²»³öÖµÀ´ÁË.
Ææ¹ÖµÄÊÇ,ÎÒ²âÊÔÁíÒ»¸ö³ÌÐòʱºò
ÔÚjspÒ³Ãæ´æÉÏÒ»¸ösession,±¾Ò³Ãæ¿ÉÒÔÈ¡³öÖµÀ´,ˢлò´ò¿ªÐÂÒ³ÃæÖµÄÜÈ¡³öÀ´ÁË.
......

JAVA swing Öеİ´Å¥ÏàӦʼþ

ÏÖÔÚÓöµ½ÕâÑùÒ»¸öÎÊÌ⣺
  ÔÚjava Öбàдswing³ÌÐò£¬ Ìí¼Ó°´Å¥jbServerStart£¬Ä¿µÄÊǵ±µã»÷jbServerStartʱ£¬³ÌÐò»á×Ô¶¯´´½¨Á½¸öÓëÆäËûÖÕ¶ËͨÐŵĶÔÏ󣬴úÂëÈçÏ£º
private Container createButtonPane ......

java http ÎÊÌâ - Java / Java EE

ÎÊÌâÃèÊö£ºÐ´ÈÕÖ¾¹¦ÄÜ£¬Ð´ºÃµÄдÈÕÖ¾·þÎñ£¬ÆäËûÓû§Í¨¹ýhttpµ÷Ó÷þÎñ£¬´«Èë²ÎÊý£¬È»ºó¼Ç¼ÈÕÖ¾£¬
  ÎҵķþÎñ¸ÃÔõôд£¬ ±ðÈËÔõôͨ¹ýhttpµ÷ÓÃÎҵķþÎñ£¬ÎÒÓÃwebserviceдºÃÁËÒ»¸ö£¬¿ÉÊDz¢·¢ÓÐÉÏÏߣ¬Ïë¸ÄÓ ......

Java RandomAccessFile дÈëtxtÎļþ - Java / Java SE

ÓÃRandomAccessFileдÈëTXTÎļþ²é¿´Ê±ÊÇÂÒÂ룬ÇëÎÊÓÐʲô·½·¨¿ÉÒÔд³É¿É¶ÁµÄÎļþ£¬²»ÊÇÓÃÆäËûµÄÎļþ²Ù×÷£¬¾ÍÊÇÖ»ÓÃRandomAccessFileµÄ·½·¨ÊÇ·ñ¿ÉÒÔʵÏÖ£¿
Java code:
import java.io.*;
public class RandomAcce ......

JavaÕýÔò±í´ïʽ£¬½âÎöÒ»¸öJSON×Ö·û´®£¬ÔÚÏߵȴý...

Java code:

public static void main(String[] args)throws Exception {
String json="{\"installer_id\":\"00000003\",\"installer_name\":\"ÍõÎå\& ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ