Passing by reference ANSI or Unicode Strings to mql4 DLL while Properly Managing Memory Leaks

When passing ANSI or Unicode Strings to our mql4 Dll we must be careful about managing memory leaks. What's a memory leak you ask? It is bits of code left in memory that builds up and crashes our computer. This video will explain how to prevent this and also how to pass ansi chars.. and unicode shorts back and forth to our dlls..
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