language/oop5/properties.xml
f94d903985119d3ac00f4528551df947f57b667f
f94d903985119d3ac00f4528551df947f57b667f
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@@ -254,7 +254,7 @@ $test1->prop = "foobar";
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<note>
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<para>
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Specifying an explicit default value on readonly properties is not allowed, because a readonly property with a default value is essentially the same as a constant, and thus not particularly useful.
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<example>
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<informalexample>
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<programlisting role="php">
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<![CDATA[
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<?php
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@@ -266,7 +266,7 @@ class Test {
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?>
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]]>
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</programlisting>
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</example>
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</informalexample>
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</para>
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</note>
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<note>
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@@ -276,7 +276,7 @@ class Test {
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</note>
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<para>
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Modifications are not necessarily plain assignments, all of the following will also result in an <classname>Error</classname> exception:
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<example>
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<informalexample>
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<programlisting role="php">
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<![CDATA[
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<?php
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@@ -301,11 +301,11 @@ foreach ($test as &$prop);
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?>
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]]>
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</programlisting>
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</example>
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</informalexample>
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</para>
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<para>
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However, readonly properties do not preclude interior mutability. Objects (or resources) stored in readonly properties may still be modified internally:
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<example>
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<informalexample>
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<programlisting role="php">
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<![CDATA[
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<?php
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?>
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]]>
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</programlisting>
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</example>
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</informalexample>
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</para>
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</sect2>
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