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[PHP 8.3] Add class constants dynamic fetch syntax #4168

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Merged
Girgias merged 1 commit into from
Nov 27, 2024
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[PHP 8.3] Add class constants dynamic fetch syntax #4168

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22 changes: 22 additions & 0 deletions language/oop5/constants.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -120,6 +120,28 @@ Fatal error: Uncaught Error: Cannot access private const Foo::BAZ in …
As of PHP 7.1.0 visibility modifiers are allowed for class constants.
</para>
</note>
<example>
<title>Fetch class constant syntax, as of PHP 8.3.0</title>
<programlisting role="php">
<![CDATA[
<?php
class Foo {
public const BAR = 'bar';
private const BAZ = 'baz';
}

$name = 'BAR';
echo Foo::{$name}, PHP_EOL; // bar
?>
]]>
</programlisting>
</example>
<note>
<para>
As of PHP 8.3.0, class constants can be fetched dynamically using a
variable.
</para>
</note>
</sect1>
<!-- Keep this comment at the end of the file
Local variables:
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