Re: Operator precedence is undefined?

From: Date: Sat, 20 Jul 2013 02:36:52 +0000
Subject: Re: Operator precedence is undefined?
References: 1 2 3 4 5 6  Groups: php.internals 
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Hi Sheif,

2013/7/20 Sherif Ramadan <[email protected]>

> Then I would say that example is wrong, but people may find reason to
> disagree. I'm basing my contention purely off what I see in php-src and the
> documented behavior for those operators. To me I see no reason why this
> behavior would be considered undefined. The ternary operator definitely has
> some undefined behavior in terms of precedence since its interpreted as a
> statement and not like other operators in expressions. To me post/pre
> inc/dec are pretty well-defined.
>

I wasn't going to document ambiguity, but ?:
operator's association difference between C and PHP.
It's a common pitfall for C programmers when they use nested ternary
operators.


> I would say there is no harm in removing that comment from the
> documentation.
>

I agree.
I'll remove the example.

Regards,

--
Yasuo Ohgaki
[email protected]


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