更新 '_posts/常用代码块.md'

_posts/常用代码块.md

@@ -95,6 +95,9 @@ private static Map<String, Object> sortByKey(Map<String, Object> map) {
     int minutes = Minutes.minutesBetween(dt1,dt2).getMinutes();
     
     System.out.println(hours+" "+days+" "+minutes);
+    
+    DateTimeFormatter dateTimeFormatter = DateTimeFormat.forPattern("yyyy-MM-dd HH:mm:ss");
+            DateTime dateTimeStart = dateTimeFormatter.parseDateTime("2022-09-12 00:00:00");
 ```
 
 ### 两个时间是否有交集