8000 Add 2 solutions for the 'option with optional argument' problem · symfony/symfony-docs@7be002b · GitHub
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Add 2 solutions for the 'option with optional argument' problem
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console/input.rst

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@@ -263,7 +263,7 @@ Now check the value of the option and keep in mind that ``false !== null``::
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.. caution::
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Due to a PHP limitation, passing an empty string is indistinguishable from
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Due to a PHP limitation, passing an empty string is indistinguishable from
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not passing any value at all. In ``command --prefix`` and ``command --prefix=''``
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cases, the value of the ``prefix`` option will be ``null``.
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