On Mon, Dec 15, 2014 at 8:56 AM, Derick Rethans <der...@php.net> wrote: > On Sun, 14 Dec 2014, George Bond wrote: >> If you wanted an upgrade path that was not Evil (in the sense of not >> introducing subtle and hard-to-diagnose bugs), could you not change >> the operator to be *un*associative in PHP7? That would effectively >> just make concrete the discouragement/deprecation that's already in >> the documentation, and would produce irritating but very visible >> errors for anyone still actually using this functionality, as well as >> making them alter their code in a forward-compatible way. Then if you >> want to think really long term, plan to implement the 'correct' >> associativity in the *next* major version. > > As long as this unassociativity turns it into a hard syntax error (ie, > "php -l" will catch it out), I am not against this. > I'm with Derick. We either don't change the implicit associativity, or we make ambiguous statements a parse error with a clear link to the documentation explaining to add parens in order to make the associativity explicit.
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