html的特殊字符
&: &[@more@]
java中的forEach
import java.util.*; import java.text.*; class Test { public static void main(String args[]) throws Exception{ String a[] = {"~`!@#","$%^&*","()-_+","=|{}","[]:;"","',.?/"}; for(String s:a) { System.out.println(s); } SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); Calendar cal = Calendar.getInstance(); Date date0 = formatter.parse("2008-02-2