charactercounter.java

java语法规则应用与学习

class CharacterCounter
{
	public static void main(String args[])
   {
		char c;
       int nDigit,nOther;
       c = FileRead();
       nDigit = nOther = 0;
       switch( c )
       {
		   case 0:
          case 1:
          case 2:
          case 3:
          case 4:
          case 5:
          case 6:
          case 7:
          case 8:
          case 9:
               nDigit++;
           break;
           default：
               nOther++;
           break;
       }
       System.out.println("文件中的数字个数为"+nDigit+"\n");
       System.out.println("文件中的非数字个数为"+nOther+"\n");
   }
}