<p>It depends on the exact rule changes.</p>

CC BY-SA 3.0
2017-02-07T06:45:10.033Z
so it is uncertainly?
mktake
CC BY-SA 3.0
2017-02-07T07:25:24.487Z
It is very certain, but it depends on the new rules. You could have a hardforking change in which the answer is yes, or one where the answer is no.
Pieter Wuille
CC BY-SA 3.0
2017-02-08T03:57:15.150Z
If you want a more detailed answer, you should specify which cryptocurrency, and which proposed or deployed hard forking change you're referring it.
Pieter Wuille
CC BY-SA 3.0
2017-02-09T04:49:32.150Z
i am sorry. i means bitcoin.i searched about the bitcoin would hard fork because the segwit and BU.would this hard fork made the old blocks(or old bitcoins in my wallet) lose value?
mktake
CC BY-SA 3.0
2017-02-06T03:34:04.350Z
2017-02-06T03:34:04.350Z
Pieter Wuille
<p>i had knew that the old nodes will reject the new blocks.how about the new nodes treating the old blocks?
i got the definition of the hard fork in the <a href="http://www.investopedia.com/terms/h/hard-fork.asp" rel="nofollow noreferrer">Hard Fork</a>.but it didn't explain how did the new nodes treat the old blocks.</p>

<blockchain-fork>
Did the new nodes accept the old blocks in hard fork?
mktake
# Did the new nodes accept the old blocks in hard fork?

(Asked by: username_0 on 2017-02-06)

i had knew that the old nodes will reject the new blocks.how about the new nodes treating the old blocks?
i got the definition of the hard fork in the [Hard Fork](http://www.investopedia.com/terms/h/hard-fork.asp).but it didn't explain how did the new nodes treat the old blocks.

**Tags:** blockchain-fork


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## 1 answers

### Answer by username_1 on 2017-02-06. Score: 2

It depends on the exact rule changes.

> **Comments:**
> **username_0**: so it is uncertainly?  
> **username_1**: It is very certain, but it depends on the new rules. You could have a hardforking change in which the answer is yes, or one where the answer is no.  
> **username_1**: If you want a more detailed answer, you should specify which cryptocurrency, and which proposed or deployed hard forking change you're referring it.  
> **username_0**: i am sorry. i means bitcoin.i searched about the bitcoin would hard fork because the segwit and BU.would this hard fork made the old blocks(or old bitcoins in my wallet) lose value?  

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