BlogJava-天涯若比邻-随笔分类-java2学习http://www.blogjava.net/dripstone/category/30752.html遨游世界zh-cnFri, 11 Apr 2008 08:19:39 GMTFri, 11 Apr 2008 08:19:39 GMT60java2从头开学（12）http://www.blogjava.net/dripstone/archive/2008/04/11/192188.htmldripstonedripstoneFri, 11 Apr 2008 06:35:00 GMThttp://www.blogjava.net/dripstone/archive/2008/04/11/192188.htmlhttp://www.blogjava.net/dripstone/comments/192188.htmlhttp://www.blogjava.net/dripstone/archive/2008/04/11/192188.html#Feedback0http://www.blogjava.net/dripstone/comments/commentRss/192188.htmlhttp://www.blogjava.net/dripstone/services/trackbacks/192188.html//类型提升约定
class Promote {
 public static void main(String args[]){
  byte b = 42;
  char c = 'a';
  short s = 1024;
  int i = 50000;
  float f = 5.67f;
  double d = .1234;
  double result = (f * b) + (i / c) - (d * s);
  System.out.println((f * b) + " + " + (i / c) + " - " + (d * s));
  System.out.println("result = " + result);
 }
}


dripstone 2008-04-11 14:35 发表评论
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