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Return the size of a memory block.
Source position: heaph.inc line 93
function MemSize(  | 
p: pointer  | 
):PtrUInt;  | 
MemSize returns the size of a memory block on the heap.
Passing an invalid pointer may lead to run-time errors (access violations).
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Allocate new memory on the heap  | 
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Release allocated memory  |