Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

java¸´ÖÆ£¬¼ôÇУ¬É¾³ýÎļþ²Ù×÷

package OALogic.sql.data;
import java.io.*;
public class FileOperate {
   public FileOperate() {
   }
  
   public static void main(String args[]){
       newFolder("D:/100");
   }
   /**
     * н¨Ä¿Â¼
     * @param folderPath String Èç c:/fqf
     * @return boolean
     */
   public static void newFolder(String folderPath) {
       try {
           String filePath = folderPath;
           filePath = filePath.toString();
           java.io.File myFilePath = new java.io.File(filePath);
           if (!myFilePath.exists()) {
               myFilePath.mkdir();
           }
       }
       catch (Exception e) {
           System.out.println("н¨Ä¿Â¼²Ù×÷³ö´í");
           e.printStackTrace();
       }
   }
   /**
     * н¨Îļþ
     * @param filePathAndName String Îļþ·¾¶¼°Ãû³Æ Èçc:/fqf.txt
     * @param fileContent String ÎļþÄÚÈÝ
     * @return boolean
     */
   public static void newFile(String filePathAndName, String fileContent) {
       try {
           String filePath = filePathA


Ïà¹ØÎĵµ£º

ËÄÄêjavaÑз¢ ѰǶÈëʽְ룬´ýÓö2K¼´¿É£¬±±¾©

±¾È˾ãËÄÄêÑз¢¾­Ñ飨javaµÄ£©
Ë­¸øÎÒÍƼö·ÝǶÈëʽcְ룬cÓïÑÔһֱûÂäÏ£¬Ñ§µÄ»¹ÐС£¡£¡£ ¹¤×Ê¿ªÎÒ2k¾ÍÐУ¡
ֻΪ³É¹¦´òÈëǶÈëʽÊг¡¡£¡£¡£¸ø¸ö»ú»á°É¡£¡£
ÎÒÕæµÄÊÇÌ«ÏëºÍÄãÃÇ×öͬÐÐÀ²£¡
ÓÐÒâÏòµÄ¿ÉÒÔÁªÏµÎÒ¡£¡£ ÎÒ²»Ìô´ýÓö£¬¶Ô¹¤×÷¾ÍÒ»¸öÒªÇó£¬Ç¶Èëʽ¿ª·¢¡£¡£¡£ ÎÒÓеģ¬¾ÍÊÇ4ÄêµÄjavaÑз¢¾­ÑéºÍc»ù´¡¡£¡£¡£ ÌáÇ ......

JAVA transient ¹Ø¼ü×Ö

transientÊÇJavaÓïÑԵĹؼü×Ö£¬ÓÃÀ´±íʾһ¸öÓò²»ÊǸöÔÏó´®Ðл¯µÄÒ»²¿·Ö¡£µ±Ò»¸ö¶ÔÏó±»´®Ðл¯µÄʱºò£¬transientÐͱäÁ¿µÄÖµ²»°üÀ¨ÔÚ´®Ðл¯µÄ±íʾÖУ¬È»¶ø·ÇtransientÐ͵ıäÁ¿ÊDZ»°üÀ¨½øÈ¥µÄ!
public class User implements Serializable{
private static final long serialVersionUID = 1L;


private Integer id; ......

JavaÄÚ´æÒç³öµÄÏêϸ½â¾ö·½°¸(ת)

¹Ø¼ü×Ö: java.e800.com.cn/articles/2007/413/1176400876794405339_1.htm
http://java.e800.com.cn/articles/2007/413/1176400876794405339_1.html
±àÕß°´£ºJavaÄÚ´æй©ÊÇÿ¸öJava³ÌÐòÔ±¶¼»áÓöµ½µÄÎÊÌ⣬³ÌÐòÔÚ±¾µØÔËÐÐÒ»ÇÐÕý³££¬¿ÉÊDz¼Êðµ½Ô¶¶Ë¾Í»á³öÏÖÄÚ´æÎÞÏÞÖƵÄÔö³¤£¬×îºóϵͳ̱»¾£¬ÄÇôÈçºÎ×î¿ì×îºÃµÄ¼ì²â³ÌÐòµÄÎ ......

JavaµÄ¼¼Êõ·ÖÀà


Ä¿Ç°JAVA2ÓÐÈý¸ö°æ±¾£ºJ2EE£¨ÆóÒµ°æ£©¡¢J2SE£¨±ê×¼°æ£©¡¢J2ME£¨Î¢ÐͰ棩 
1¡¢J2SE£¨JAVA2 Standart Edition£© 
JAVA2±ê×¼°æ Ö§³ÖËùÓÐJAVA±ê×¼¹æ·¶ÖÐËù¶¨ÒåµÄºËÐÄÀຯÊý¿âºÍËùÓеÄJAVA»ù±¾Àà±ð¡£J2SE¶¨Î»ÔÚ¿Í»§¶Ë³ÌÐòµÄÓ¦ÓÃÉÏ¡£ 
2¡¢J2EE£¨JAVA2 Enterprise Edition£© 
......

ѧϰCÓëJavaµÄÀà±È

´óѧµÄʱºòÑ¡ÐÞ¹ýÒ»¸öѧÆÚÈÕÓµ±Ê±ÈÕÓïÀÏʦ¶ÔÎÒÃÇ˵£º“¶ÔÓÚÖйúÈËÀ´½²£¬Ñ§Ï°Ó¢ÓïÒ»°ãÊÇ¿Þ׎øÈ¥£¬Ð¦×ųöÀ´£»Ñ§Ï°ÈÕÓïÔòÊÇЦ׎øÈ¥£¬¿Þ×ųöÀ´”¡£Òâ˼¾ÍÊÇ˵ѧϰӢÓïµÄʱºò£¬ÈëÃŵÄʱºò±È½ÏÀ§ÄÑ£¬µ«ÊÇÖ»Òª¼á³ÖѧÏÂÈ¥£¬×ª±äÁ˺ºÓïµÄ˼άϰ¹ßʱ£¬×î½ü¿ÉÒÔ°ÑÓ¢ÓïѧµÃºÜºÃ¡£¶øÈÕÓﲻͬ£¬Ò»·½ÃæÒòΪÆäÓ뺺ÓïµÄ½ôÃÜ¹Ø ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ