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<div class="title">Protected and private class members </div> </div>
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</div><!--header-->
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<div class="contents">
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<div class="textblock"><p>Class members can be declared as protected or private to control where they can be accessed from. Protected members cannot be accessed from outside the class. Private members additionally cannot be accessed by derived classes.</p>
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<p>This can be useful in large programs where you wish to avoid programmer errors where properties or methods are inappropriately used.</p>
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<pre>
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// A class with private members
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class MyBase
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{
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// The following are public members
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void PublicFunc()
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{
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// The class can access its own protected and private members
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ProtectedProp = 0; // OK
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ProtectedFunc(); // OK
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PrivateProp = 0; // OK
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PrivateFunc(); // OK
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}</pre><pre> int PublicProp;</pre><pre> // The following are protected members
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protected void ProtectedFunc() {}
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protected int ProtectedProp;</pre><pre> // The following are private members
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private void PrivateFunc() {}
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private int PrivateProp;
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}</pre><pre> class MyDerived : MyBase
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{
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void Func()
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{
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// The derived class can access the protected members
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// of the base class but not the private members
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ProtectedProp = 1; // OK
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ProtectedFunc(); // OK
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PrivateProp = 1; // Error
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PrivateFunc(); // Error
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}
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}</pre><pre> void GlobalFunc()
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{
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MyBase obj;</pre><pre> // Public members can be accessed normally
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obj.PublicProp = 0; // OK
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obj.PublicFunc(); // OK</pre><pre> // Accessing protected and private members will give a compiler error
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obj.ProtectedProp = 0; // Error
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obj.ProtectedFunc(); // Error
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obj.PrivateProp = 0; // Error
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obj.PrivateFunc(); // Error
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}
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</pre> </div></div><!-- contents -->
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<li class="footer">Generated on Sat Dec 5 2020 23:20:24 for AngelScript by
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<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.18 </li>
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