Here you can find the source of yearMonth()
public static String yearMonth()
//package com.java2s; /*//from w ww . j a v a 2s .co m * Copyright 2010-2011 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import java.util.Calendar; import java.util.GregorianCalendar; public class Main { public static String yearMonth() { StringBuilder sb = new StringBuilder(); Calendar cal = GregorianCalendar.getInstance(); int monthNum = cal.get(Calendar.MONTH) + 1; String month = (monthNum > 9) ? "" + monthNum : "0" + monthNum; sb.append(cal.get(Calendar.YEAR)); sb.append(month); return sb.toString(); } }