Why can't you access the size of a new[]'d array?

Posted by Poita_ on Stack Overflow See other posts from Stack Overflow or by Poita_
Published on 2010-03-09T00:06:54Z Indexed on 2010/03/09 0:21 UTC
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c++

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new

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delete

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arrays

When you allocate an array using new [], why can't you find out the size of that array from the pointer? It must be known at run time, otherwise delete [] wouldn't know how much memory to free...

Unless I'm missing something?

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