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<H1>Passing Arguments</H1>
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<LI><H2>by Value :
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<LI>the argument may not be changed by the method called,
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<LI>The 8 datatypes are passed this way.
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<LI><H2>by Reference :
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<LI>the argument may be manipulated directly by the method called,
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<LI>Objects are passed this way.
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<LI><H2>
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<LI><H2>What would you do to pass simple datatypes by reference?</H2>
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