Nick Cooper wrote:
> 2009/10/28 Jim Lucas:
>> Nick Cooper wrote:
>>> Hi,
>>>
>>> I was just wondering what the difference/advantage of these two
>>> methods of writing a string are:
>>>
>>> 1) $string = "foo{$bar}";
>>>
>>> 2) $string = 'foo'.$bar;
>>>
>>> I always use method 2 but have been noticing method 1 more and more in
>>> source code. Is this just user preference?
>>>
>>> I would use a generic search engine but not sure what the first method
>>> is called so don't know where to begin my search.
>>>
>>> Thanks for any help.
>>>
>>> Nick
>>>
>> I think it is a matter of personal preference. I prefer method 1 myself.
>>
>>
>>
>
> Thank you for the quick replies. I thought method 2 must be faster
> because it doesn't have to search for variables in the string.
>
> So what is the advantages then of method 1 over 3, do the curly braces
> mean anything?
>
> 1) $string = "foo{$bar}";
>
> 2) $string = 'foo'.$bar;
>
> 3) $string = "foo$bar";
>
> I must admit reading method 1 is easier, but writing method 2 is
> quicker, is that the only purpose the curly braces serve?
>
They tell PHP to view the text between the curly braces as a variable that needs
interpreting.
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