8000 Update performance.rst by seferov · Pull Request #8332 · symfony/symfony-docs · GitHub
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Update performance.rst #8332

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b81dca2
Update performance.rst
seferov Sep 1, 2017
0b55792
Update performance.rst
seferov Sep 3, 2017
f28e767
Update performance.rst
seferov Sep 4, 2017
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6 changes: 6 additions & 0 deletions performance.rst
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Expand Up @@ -168,6 +168,12 @@ For more details, see :doc:`/components/class_loader/cache_class_loader`.
Use Bootstrap Files
-------------------

.. caution::

The performance optimalizations in PHP 7 removed any overhead. As such,
using the bootstrap file is discouraged when using PHP 7+ and was
deprecated in Symfony 3.3 and it will be removed in 4.0.

To ensure optimal flexibility and code reuse, Symfony applications leverage
a variety of classes and 3rd party components. But loading all of these classes
from separate files on each request can result in some overhead. To reduce
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