.. _array-and-callable-cannot-be-absolute:

array And callable Cannot Be Absolute
=====================================
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		array And callable Cannot Be Absolute: ``array`` and ``callable`` cannot be an absolute type, with the leading backslash.
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	:og:description: ``array`` and ``callable`` cannot be an absolute type, with the leading backslash
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``array`` and ``callable`` cannot be an absolute type, with the leading backslash. This was not the case until PHP 8.5, and is now in harmony with other types like ``int``.

PHP code
________
.. code-block:: php

   <?php
   
   function foo() : \array {
       return [];
   }
   
   print_r(foo());
   
   ?>

Before
______
.. code-block:: output

   PHP Fatal error:  Uncaught TypeError: foo(): Return value must be of type array, array returned
   
   Fatal error: Uncaught TypeError: foo(): Return value must be of type array, array returned

After
______
.. code-block:: output

   PHP Fatal error:  Cannot use array as a type name as it is reserved
   
   Fatal error: Cannot use array as a type name as it is reserved


PHP version change
__________________
This behavior changed in 8.5


Error Messages
______________

  + `Cannot use "array" as a type name as it is reserved <https://php-errors.readthedocs.io/en/latest/messages/cannot-use--%22%25s-%22-as-%25s-as-it-is-reserved.html>`_