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

java ¹Ø¼ü×Ö

 Java¹Ø¼ü×Ö£¨keywords£©
abstract    default    if            private      this
boolean     do         implements    protected    throw
break       double     import        public       throws
byte        else       instanceof    return       transient
case        extends    int           short        try
catch       final      interface     static       void
char        finally    long          strictfp     volatile
class       float      native        super        while
const       for        new           switch
continue    goto       package       synchronized
ÒÔÉÏÊÇjava specificationsÖж¨ÒåµÄkeywords£¬Ò»¹²48¸ö£¬ÆäÖг£¼ûµÄÈý¸ö¿´ËÆÊǹؼü×ÖµÄtrue, false, null,¶¼²»Êǹؼü×Ö£¬¶øÊÇ×÷Ϊһ¸öµ¥¶À±êʶÀàÐÍ¡£
ÆäÖУ¬²»³£Óõ½µÄ¹Ø¼ü×ÖÓУºconst£¬goto£¬native£¬strictfp£¬transient£¬volatile¡£
constºÍgotoΪjavaÖеı£Áô×Ö¡£
1. native
nativeÊÇ·½·¨ÐÞÊηû¡£Native·½·¨ÊÇÓÉÁíÍâÒ»ÖÖÓ


Ïà¹ØÎĵµ£º

javaºÍC++µÄÓï·¨Çø±ð—1

C++ÓëJavaµÄÓï·¨Çø±ð
Ê×ÏÈ£¬Á½¸ö´óµÄ²»Í¬ÊÇÖ÷º¯ÊýºÍÔõÑù±àÒëµÄ²»Í¬£¬½ÓÏÂÀ´ÊÇÐí¶àСµÄÇø±ð¡£
main º¯Êý
C++
//×ÔÓɸ¡¶¯µÄº¯Êý
int main( int argc, char* argv[])
{
    printf( "Hello, world" );
}
Java
// ÿ¸öº¯Êý¶¼±ØÐëÊÇÒ»¸öÀàµÄÒ»²¿·Ö;µ±java <class>ÔËÐÐÊÇÒ»¸öÌØ¶¨ÀàµÄÖ÷º¯Êý»á±»µ÷ ......

java Õ»Óë¶Ñ ½ñÌìÕæÊÇѧϰÁË£¡£¡

³ö´¦£ºÀ´Ô´ÓÚCSDN ZangXT´óϺ¶Ôijƪ¹ØÓÚjavaÖÐÕ»Óë¶ÑµÄÎÄÕµĻظ´
´óÌå·ÖÎöÒ»ÏÂ
1. Õ»(stack)Óë¶Ñ(heap)¶¼ÊÇJavaÓÃÀ´ÔÚRamÖдæ·ÅÊý¾ÝµÄµØ·½¡£ÓëC++²»Í¬£¬Java×Ô¶¯¹ÜÀíÕ»ºÍ¶Ñ£¬³ÌÐòÔ±²»ÄÜÖ±½ÓµØÉèÖÃÕ»»ò¶Ñ¡£
//Õ»¶¼ÊÇÓÉÔËÐл·¾³À´´¦ÀíµÄ£¬Õâµã£Ã£«£«ºÍ£ê£á£ö£áûÓÐʲô²»Í¬£®¶ÔÓÚ¶Ñ£¬²»¹ý£ê£á£ö£á¶àÁ˸ö£Ç£Ã£®
2.͉˕ ......

java Áª¶¯

 JSP£ºjavascript ºÍ struts²¿·Ö
<table width="100%" border="0" cellspacing="0" cellpadding="6">
<tr>
<td>
<span class="txt1">Èý¼¶µ¥Î»£º</span>
<html:select property="oilarea" style="width:182" styleId="area" onchange="javascript:fillWell()"&g ......

JAVAѧϰ±Ê¼Ç¢Û

    Alan KayÔø¾­×ܽáÁËSmalltalkµÄÎåÏîÌØÕ÷£¬ÕâÐ©ÌØÕ÷ÊÇJavaËùÒÀÀµµÄ»ù´¡Ö®Ò»£¬µ±È»ÕâÐ©ÌØÕ÷Ò²´ú±íÁ˵ÄÃæÏò¶ÔÏóµÄ±à³ÌµÄ·½·¨¡£
                           &n ......

java¸ñʽ»¯Êä³ö

 importjava.text.DecimalFormat;
¡¡¡¡
publicclassTestNumberFormat{
¡¡¡¡
¡¡¡¡publicstaticvoidmain(String[]args){
¡¡¡¡¡¡¡¡doublepi=3.1415927;¡¡//Ô²ÖÜÂÊ
¡¡¡¡¡¡¡¡//ȡһλÕûÊý
¡¡¡¡¡¡¡¡System.out.println(newDecimalFormat("0").format(pi));¡¡¡¡¡¡//3
¡¡¡¡¡¡¡¡//ȡһλÕûÊýºÍÁ½Î»Ð¡Êý
¡¡¡¡¡¡¡¡System ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ