RAD Studio VCL Reference
SysUtils.CompareMem Function

Performs a binary comparison of two memory images.

function CompareMem(P1: Pointer; P2: Pointer; Length: Integer): Boolean;
Boolean CompareMem(void * P1, void * P2, int Length);

CompareMem performs a binary compare of Length bytes of memory referenced by P1 to that of P2. CompareMem returns true if the memory referenced by P1 is identical to that of P2. 


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