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DateUtil增加isLastDayOfMonth、getLastDayOfMonth方法
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@ -6,6 +6,8 @@
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# 5.8.9.M1 (2022-09-30)
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### 🐣新特性
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* 【core 】 DateUtil增加isLastDayOfMonth、getLastDayOfMonth方法(pr#824@Gitee)
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### 🐞Bug修复
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* 【poi 】 修复ExcelReader读取只有标题行报错问题(issue#I5U1JA@Gitee)
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* 【http 】 修复Http重定向时相对路径导致的问题(issue#I5TPSY@Gitee)
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@ -946,6 +946,24 @@ public class DateTime extends Date {
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return this;
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}
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/**
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* 是否为本月最后一天
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* @return 是否为本月最后一天
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* @since 5.8.9
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*/
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public boolean isLastDayOfMonth(){
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return dayOfMonth() == getLastDayOfMonth();
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}
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/**
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* 获得本月的最后一天
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* @return 天
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* @since 5.8.9
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*/
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public int getLastDayOfMonth(){
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return monthEnum().getLastDay(isLeapYear());
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}
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// -------------------------------------------------------------------- toString start
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/**
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@ -2249,22 +2249,22 @@ public class DateUtil extends CalendarUtil {
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/**
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* 是否为本月最后一天
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* @param dateTime {@link DateTime}
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* @param date {@link Date}
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* @return 是否为本月最后一天
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* @since 5.8.8
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* @since 5.8.9
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*/
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public static boolean isLastDayOfMonth(DateTime dateTime){
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return dateTime.dayOfMonth()==getLastDayOfMonth(dateTime);
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public static boolean isLastDayOfMonth(Date date){
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return date(date).isLastDayOfMonth();
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}
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/**
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* 获得本月的最后一天
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* @param dateTime {@link DateTime}
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* @param date {@link Date}
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* @return 天
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* @since 5.8.8
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* @since 5.8.9
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*/
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public static int getLastDayOfMonth(DateTime dateTime){
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return Month.getLastDay(dateTime.month(),dateTime.isLeapYear());
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public static int getLastDayOfMonth(Date date){
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return date(date).getLastDayOfMonth();
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}
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// ------------------------------------------------------------------------ Private method start
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