Feb 28, 2017 · Feb 21, 2017 · Feb 21, 2017 · Feb 21, 2017 · Feb 21, 2017 · Feb 22, 2017
diff --git a/components/expression_language/extending.rst b/components/expression_language/extending.rst
        }
    }

 .. tip::

    To create an expression function from a PHP function with the
    :method:`Symfony\\Component\\ExpressionLanguage\\ExpressionFunction::fromPhp` static method::

        ExpressionFunction::fromPhp('strtoupper');

    Namespaced functions are supported, but they require a second argument to
    define the name of the expression::

        ExpressionFunction::fromPhp('My\strtoupper', 'my_strtoupper');

    .. versionadded:: 3.3
        The ``ExpressionFunction::fromPhp()`` method was introduced in Symfony 3.3.

 You can register providers using
 :method:`Symfony\\Component\\ExpressionLanguage\\ExpressionLanguage::registerProvider`
 or by using the second argument of the constructor::
Original file line number	Diff line number	Diff line change
Expand Up		@@ -90,6 +90,21 @@ register.
		}
		}

		.. tip::

		To create an expression function from a PHP function with the
		:method:`Symfony\\Component\\ExpressionLanguage\\ExpressionFunction::fromPhp` static method::

		ExpressionFunction::fromPhp('strtoupper');

		Namespaced functions are supported, but they require a second argument to
		define the name of the expression::

		ExpressionFunction::fromPhp('My\strtoupper', 'my_strtoupper');

		.. versionadded:: 3.3
		The ``ExpressionFunction::fromPhp()`` method was introduced in Symfony 3.3.

		You can register providers using
		:method:`Symfony\\Component\\ExpressionLanguage\\ExpressionLanguage::registerProvider`
		or by using the second argument of the constructor::
Expand Down