If '+' concatenates what does '-' do?

: )

-Jason




On Wed, 2002-06-05 at 09:39, Andrei Zmievski wrote:
> > > The latest one changes some operators.
> > 
> >   Nice, but why not overload + for strings to do the concatenation?
> 
> Doing that would be ambiguous, to say the least. PHP automatically
> converts operand types with arithmetic + operator. What would you expect
> the result of the following expressions to be:
> 
>   "1" + "2"
>   1 + "2"
>   "2" + $a
> 
> -Andrei                                       http://www.gravitonic.com/
> * 2 + 2 = 5 for extremely large values of 2. *
> 
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