java×Ö·û´®²éÕÒÌæ»»
(1).public static String StrReplace(String rStr, String rFix, String rRep)
{
int l = 0;
String gRtnStr = rStr;
do
{
l = rStr.indexOf(rFix,l);
if(l == -1) break;
gRtnStr = rStr.substring(0,l) + rRep + rStr.substring(l + rFix.length());
l += rRep.length();
rStr = gRtnStr;
}while(true);
return gRtnStr.substring(0, gRtnStr.length());
}
˵Ã÷£ºrStr Ô´×Ö·û´®
rFix Òª²éÕÒÌæ»»µÄ×Ö·û´®
rRep Ìæ»»³ÉµÄ×Ö·û´®
(2)/** Ô´×Ö´®£¬ÒªÌæ»»Ô´×Ö´®,Ìæ»»ÎªµÄÄ¿µÄ×Ö´®*/
public static String replace1(String s,String org,String ob)
{
String newString="";
int first=0;
&nb
Ïà¹ØÎĵµ£º
ÀàµÄ³õʼ»¯ºÍ¶ÔÏó³õʼ»¯ÊÇ JVM ¹ÜÀíµÄÀàÐÍÉúÃüÖÜÆÚÖзdz£ÖØÒªµÄÁ½¸ö»·½Ú£¬Google ÁËÒ»±éÍøÂ磬ÓйØÀà×°ÔØ»úÖÆµÄÎÄÕµ¹ÊDz»ÉÙ£¬È»¶øÀà³õʼ»¯ºÍ¶ÔÏó³õʼ»¯µÄÎÄÕ²¢²»¶à£¬ÌرðÊÇ´Ó×Ö½ÚÂëºÍ JVM ²ã´ÎÀ´·ÖÎöµÄÎÄÕ¸üÊÇÏÊÓÐËù¼û¡£
±¾ÎÄÖ÷Òª¶ÔÀàºÍ¶ÔÏó³õʼ»¯È«¹ý³Ì½øÐзÖÎö£¬Í¨¹ýÒ»¸öʵ¼ÊÎÊÌâÒýÈ룬½«Ô´´úÂëת»»³É JVM ×Ö½ÚÂëºó£¬ ......
JAVAÖ®IOÁ÷(³¬ÏêϸµÄJava.io°üµÄ½éÉÜ!)
Ò».InputºÍOutput
1.stream´ú±íµÄÊÇÈκÎÓÐÄÜÁ¦²ú³öÊý¾ÝµÄÊý¾ÝÔ´£¬»òÊÇÈκÎÓÐÄÜÁ¦½ÓÊÕÊý¾ÝµÄ½ÓÊÕÔ´¡£
ÔÚJavaµÄIOÖУ¬ËùÓеÄstream£¨°üÀ¨InputºÍOut stream£©¶¼°üÀ¨Á½ÖÖÀàÐÍ£º
1.1 ÒÔ×Ö½ÚΪµ¼ÏòµÄstream
ÒÔ×Ö½ÚΪµ¼ÏòµÄstream£¬±íʾÒÔ×Ö½ÚΪµ¥Î»´ÓstreamÖжÁÈ¡»òÍùstreamÖÐдÈëÐÅÏ ......
public class Base64 {
//Âë±í
static private char[] alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="
.toCharArray();
&nb ......
ÔÚJavaÖÐÓÐÁ½ÖÖ²»Í¬µÄ¶Ô±äÁ¿¸³Öµ·½Ê½£¬Ò»ÖÖÊÇÖ±½Ó½«Ò»¸öÖµ¸³¸ø±äÁ¿¡£ÀýÈ磺
int a = 1;
String s = "abc";
Integer in = 125;
ÁíÍâÒ»ÖÖÊÇ´´½¨Ò»¸ö¶ÔÏ󣬲¢½«Æä¸³¸øÒ»¸ö±äÁ¿¡£ÀýÈ磺
String s = new String("abc")
Integer in = new Integer(125);
Á½ÖÖ·½Ê½µÄ²»Í¬Ö®´¦ÔÚÓÚ£º
µÚÒ»ÖÖ·½Ê½±äÁ¿µÄÖµ´æ´¢ÔÚ¶ÑÕ»ÖУ¬µ±ÏÂÒ» ......
±¾ÎÄÀ´×Ô£ºhttp://blog.csdn.net/ruyanhai/archive/2007/11/07/1871663.aspx
¡ô Ò»°ãÇé¿öÏÂ,ÎÒÃǶ¼Ê¹ÓÃÏà¶Ô·¾¶À´»ñÈ¡×ÊÔ´,ÕâÑùµÄÁé»îÐԱȽϴó.
±ÈÈ統ǰÀàΪcom/bbebfe/Test.class
¶øÍ¼Ïñ×ÊÔ´±ÈÈçsample.gifÓ¦¸Ã·ÅÖÃÔÚcom/bbebfe/sample.gif
¶øÈç¹ûÕâЩͼÏñ×ÊÔ´·ÅÖÃÔÚiconsĿ¼ÏÂ,ÔòÓ¦¸ÃÊÇcom/bbebfe/icons/sample.gif ......