[GitHub] [incubator-dolphinscheduler] yangyichao-mango edited a comment on issue #3177: [BUG] The shellTask scheduler reruns the date expression in the script to the current system time

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yangyichao-mango edited a comment on issue #3177:
URL: 
https://github.com/apache/incubator-dolphinscheduler/issues/3177#issuecomment-663961952


   > > This parameter will only return the current timestamp. What you said 
should be the function of `supplementing data`.
   > > For example, when a user needs to rerun the task of the previous day or 
supplement data of the previous day , the user just wants this parameter of the 
previous day's time. Is this the scene you are referring to?
   > 
   > Yes, it is easier to use if you rerun the working instance directly 
without modifying the script
   
   We can use this params, but it still has bug.
   
![image](https://user-images.githubusercontent.com/29545877/88475457-872f7380-cf62-11ea-91e3-8d8047c65896.png)
   


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