Merge remote-tracking branch 'origin/master'

blade-service/blade-manager/src/main/java/com/mixsmart/utils/FormulaUtils.java

@@ -66,6 +66,8 @@ public class FormulaUtils {
     }
 
     public  static void write(FormData fd, Object data,Boolean nullOrBlank ){
+        /*写入前清空内容*/
+        fd.getValues().forEach(t->t.setValue(null));
         if(data instanceof List){
             List<Object> values = (List<Object>) data;
             if(!nullOrBlank){