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Clarion in general: New and Dispose
2005-01-06 -- Jim Kane
 
Newsgroups: softvelocity.clarion.language > Several months ago, maybe in 2003, there was an interesting discussion > about how to deal with situations where you need to NEW a variable in > a method but you can't dispose of it easily, such as: > > MyMethod Procedure(String pS) > NewS &String > Code > NewS &= NEW STRING(Size(pS)*2) > NewS = pS & pS > Return(NewS) > > You can't dispose of this and this would cause memory leak (as far as > I know) Some people posted a really nifty way to call the method back > to dispose of the variable but I have lost this and don't remember > exactly how it was done. Anyone recall this? > Why not DISPOSE the string in your calling code when you are through with > it? > > StrPtr &= MyMethod( ArnorsStr ) > > IF ~StrPtr &= NULL > DISPOSE( StrPtr ) > END that would be my vote although I dont bother to test for null: StrPtr &= MyMethod( ArnorsStr ) DISPOSE( StrPtr ) it has the advantage of immediately disposing of a potentially large string before calling 'mymethod' a second time. Jim Kane


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