Added update_unsafe to DateTimeAsMicroseconds

Author: amigin

rust-extensions/src/date_time/as_microseconds.rs

@@ -171,8 +171,18 @@ impl DateTimeAsMicroseconds {
         result.add_minutes(-difference.difference_in_half_hours() * 30);
         result
     }
+
+
+    pub unsafe  fn update_unsafe(&self, new_value: DateTimeAsMicroseconds){
+      let value = &self.unix_microseconds as *const i64 as *mut i64;
+      value.write(new_value.unix_microseconds);
+    }
+  
 }
 
+
+
+
 impl Into<DateTimeAsMicroseconds> for SystemTime {
     fn into(self) -> DateTimeAsMicroseconds {
         let unix_microseconds = self.duration_since(UNIX_EPOCH).unwrap().as_micros() as i64;