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Subject: Re: [PHP-DEV] JsonSerializable New Interface method Proposal
From: rowan.collins@gmail.com (Rowan Collins)

guilhermeblanco@gmail.com wrote on 13/07/2015 15:19:
> What about JsonDeserializable? I would like to have the choice to have a
> serialize-only operation.

Yeah, this would need to be a new interface, because interfaces can't 
have optional methods, so changing the existing interface would 
instantly break all existing implementations, which would be a big no-no 
IMHO.