Sorry for my offtopic, but by the way,
what's the difference between include/include_once and

Tuesday, April 13, 2004, 10:29:14 PM, Eric wrote:

>> Curious about "include_once" versus "include".
>> All my connection stuff is in "conn.php3".
>> I am planning on including it at the top of the page like this:
>> include_once "conn.php3";
>> Now will that speed things up compared to just using a plain "include". I
>> call $connectionSDWIS(which is in the include) 5 different times?

EG> IMHO the 'speed' difference between include and include_once will be
EG> slight, probably with include_once being slower because of the overhead
EG> needed to keep track of which files have been included already.  But this
EG> isn't really what the question is about.  include and include_once will
EG> not magically optimize the code for you, but if you include the same file
EG> 20 times that will be more that has to be parsed needlessly, so if you
EG> can't keep track of your includes or if including a particular file more
EG> than once will alter the result, than use include_once. Another
EG> alternative is to use require() or require_once() to make sure that the
EG> file is included.   Just my $.02,

EG> Eric

Best regards,
Mikhail U. Petrov

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