java£ºdoubleÀàÐͽØÈ¡Á©Î»Ð¡Êý£¬²»È¡Éᣬ
public class Split{
public static void main(String[] args){
double pai = 3.14159;
findTwo(pai);
public static void findTwo(double value){
System.out.println(new DecimalFormat("0.##").format(value));
}
}
}
Ïà¹ØÎĵµ£º
×÷ΪJava³ÌÐòÔ±À´Ëµ£¬×îÍ´¿àµÄÊÂÇéιýÓÚ¿ÉÒÔÑ¡ÔñµÄ·¶Î§Ì«¹ã£¬¿ÉÒÔ¶ÁµÄÊéÌ«¶à£¬ÍùÍùÈÝÒ×ÎÞËùÊÊ´Ó¡£ÎÒÏë¾ÍÎÒ×Ô¼º¶Á¹ýµÄ¼¼ÊõÊé¼®ÖÐÌôÑ¡³öÀ´Ò»Ð©£¬°´ÕÕѧϰµÄÏȺó˳Ðò£¬ÍƼö¸ø´ó¼Ò£¬ÌرðÊÇÄÇЩÏë²»¶ÏÌá¸ß×Ô¼º¼¼ÊõˮƽµÄJava³ÌÐòÔ±ÃÇ¡£
¡¡¡¡Ò»¡¢Java±à³ÌÈëÃÅÀà
¡¡¡¡¶ÔÓÚûÓÐJava±à³Ì¾ÑéµÄJava³ÌÐòÔ±ÒªÈëÃÅ£¬Ëæ±ã¶ÁʲôÈëÃÅÊé ......
´«ÖDz¥¿ÍJAVAÅàѵOAÏîÄ¿ ÉóÅúÁ÷תģ¿é¶þ
ËäÈ»ÕâÁ½ÌìѧϰµÄ֪ʶµãÊÇspring£¬µ«ÊÇÎҵĹ۵ã¾ÍÊÇѧһ¸ö֪ʶµã¾ÍҪѧͨ°É£¬ÒòΪÈç¹ûÇ°ÃæµÄ֪ʶ¶¼Ã»ÓÐѧ»á£¬ÓÖ¼±×ÅȥѧϰÐµĶ«Î÷£¬Ö»»áÇ·ÏÂÔ½À´Ô½¶àµÄ¶«Î÷£¡ÕâÒ²ÊÇÎÒѧϰµÄÖ÷ÕÅ¡£ËµÊµÔڵģ¬ÉÏÒ»¸öÏîÄ¿OAÏîÄ¿µÄ¶¼Ã»ÓÐÀí½âµÃ͸³¹£¬¾Í¼±×Åȥѧ£¬Ö»»áÔ½À´Ô½´óµÄѹÁ¦£¬Ô½À´Ô½Ã» ......
Èí¼þÃû³Æ£ºÍ¼Êé¹ÜÀí¹¤¾ß
×ÜÌåÉè¼Æ£º
1.
ÃüÁîÐвÙ×÷·½Ê½
2.
»¶ÓÒ³Ãæ
---welcome to visit
software of book
management
Now is ...
& ......
package com.njty.util;
public class Test {
private static final double EARTH_RADIUS = 6378137;
private static double rad(double d)
{
return d * Math.PI / 180.0;
}
  ......
µ±Á½¸ö½ø³ÌÔÚ½øÐÐÔ¶³ÌͨÐÅʱ£¬±Ë´Ë¿ÉÒÔ·¢Ë͸÷ÖÖÀàÐ͵ÄÊý¾Ý¡£ÎÞÂÛÊǺÎÖÖÀàÐ͵ÄÊý¾Ý£¬¶¼»áÒÔ¶þ½øÖÆÐòÁеÄÐÎʽÔÚÍøÂçÉÏ´«ËÍ¡£·¢ËÍ·½ÐèÒª°ÑÕâ¸öJava¶ÔÏóת»»Îª×Ö½ÚÐòÁУ¬²ÅÄÜÔÚÍøÂçÉÏ´«ËÍ£»½ÓÊÕ·½ÔòÐèÒª°Ñ×Ö½ÚÐòÁÐÔÙ»Ö¸´ÎªJava¶ÔÏó¡£
¡¡¡¡°ÑJava¶ÔÏóת»»Îª×Ö½ÚÐòÁеĹý³Ì³ÆÎª¶ÔÏóµÄÐòÁл¯¡£
¡¡¡¡°Ñ×Ö½ÚÐòÁлָ´ÎªJava¶ÔÏóµÄ¹ ......