40 lines
1.2 KiB
XML
40 lines
1.2 KiB
XML
<?xml version="1.0"?>
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<clause number="17.2.7.1" title="Member Names Reserved for Properties">
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<paragraph>For a property P (<hyperlink>17.6</hyperlink>) of type T, the following signatures are reserved: <code_example><![CDATA[
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T get_P();
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void set_P(T value);
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]]></code_example></paragraph>
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<paragraph>Both signatures are reserved, even if the property is read-only or write-only. </paragraph>
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<paragraph>
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<example>[Example: In the example <code_example><![CDATA[
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using System;
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class A {
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public int P {
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get { return 123; }
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}
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}
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class B: A {
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new public int get_P() {
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return 456;
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}
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new public void set_P(int value) {
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}
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}
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class Test
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{
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static void Main() {
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B b = new B();
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A a = b;
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Console.WriteLine(a.P);
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Console.WriteLine(b.P);
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Console.WriteLine(b.get_P());
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}
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}
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]]></code_example>a class A defines a read-only property P, thus reserving signatures for get_P and set_P methods. A class B derives from A and hides both of these reserved signatures. The example produces the output: <code_example><![CDATA[
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123
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123
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456
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]]></code_example>end example]</example>
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</paragraph>
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</clause>
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