| DP News-Robot |
12. Apr 2014 20:10 |
Safe-casting Pointers
You cannot safe-cast a pointer. This will fail:ptr as TProjectYou can only cast pointers the unsafe way:TProject(ptr)That is, unless you use this neat trick:TObject(ptr) as TProjectThis will also catch programming errors, specifically a pointer that doesn’t point to an object. --- Published under ... http://feeds.feedburner.com/~r/delph...~4/8akpZ74f9_M
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