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Rule ``strict_param``

doc/rules/strict/strict_param.rst

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===================== Rule strict_param

Functions should be used with $strict param set to true.

Description

The functions "array_keys", "array_search", "base64_decode", "in_array" and "mb_detect_encoding" should be used with $strict param.

Warning

This rule is RISKY


Risky when the fixed function is overridden or if the code relies on non-strict
usage.

Examples
--------

Example #1
~~~~~~~~~~

.. code-block:: diff

   --- Original
   +++ New
    <?php
    $a = array_keys($b);
   -$a = array_search($b, $c);
   -$a = base64_decode($b);
   -$a = in_array($b, $c);
   -$a = mb_detect_encoding($b, $c);
   +$a = array_search($b, $c, true);
   +$a = base64_decode($b, true);
   +$a = in_array($b, $c, true);
   +$a = mb_detect_encoding($b, $c, true);

Rule sets
---------

The rule is part of the following rule set:

- `@PhpCsFixer:risky <./../../ruleSets/PhpCsFixerRisky.rst>`_

References
----------

- Fixer class: `PhpCsFixer\\Fixer\\Strict\\StrictParamFixer <./../../../src/Fixer/Strict/StrictParamFixer.php>`_
- Test class: `PhpCsFixer\\Tests\\Fixer\\Strict\\StrictParamFixerTest <./../../../tests/Fixer/Strict/StrictParamFixerTest.php>`_

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