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15 Keys Accelerate (v3.54.0) edition

Rule compact_nullable_type_declaration

Remove extra spaces in a nullable type declaration.


Rule is applied only in a PHP 7.1+ environment.


Example #1

--- Original
+++ New
-function sample(? string $str): ? string
+function sample(?string $str): ?string

Rule sets

The rule is part of the following rule sets:


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