get_class_to_class_keyword.rst

Rule get_class_to_class_keyword

Replace get_class calls on object variables with class keyword syntax.

Warning

Using this rule is risky

Risky if the get_class function is overridden.

Examples

Example #1

--- Original
+++ New
 <?php
-get_class($a);
+$a::class;

Example #2

--- Original
+++ New
 <?php

 $date = new \DateTimeImmutable();
-$class = get_class($date);
+$class = $date::class;

Rule sets

The rule is part of the following rule sets:

• @PHP80Migration:risky
• @Symfony:risky

References

• Fixer class: PhpCsFixer\Fixer\LanguageConstruct\GetClassToClassKeywordFixer
• Test class: PhpCsFixer\Tests\Fixer\LanguageConstruct\GetClassToClassKeywordFixerTest

The test class defines officially supported behaviour. Each test case is a part of our backward compatibility promise.