Code snippets

You will find here 93 code snippets I find useful so I don't have to Google ™ or Stackoverflow ™ them when I need. There are also code snippets I always forget! 😁 Sometimes, related links to the code will be available. The main difference with other random snippets you will find on the web is that in most cases (for the Symfony related ones) you will be able to run them directly from this website to check the output so you can verify it works as expected ™.

In this snippet, we will see how to check if a French SIRET number is valid with the Luhn algorithm. Check out the Wikipedia page ...

algorithm

Published on 2020-09-24 • Modified on 2020-09-24

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In this snippet, we will see how to test if the code throws an exception. We will use the PHPUnit expectException() function with ...

phpunit

Published on 2020-09-20 • Modified on 2020-09-20

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This is the third part of the "wait-for-this-service" series (check the links below the code). In the last snippet, we saw how to ...

Docker

Published on 2020-09-08 • Modified on 2020-09-08

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In the previous snippet, we saw how to do it for a Postgres service; now it's for MySQL. The process is similar, but there is a sl...

Docker

Published on 2020-09-03 • Modified on 2020-09-03

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In this snippet, we will see how to wait for the Postgres service to be available before using it. It's to avoid the following kin...

Docker

Published on 2020-08-30 • Modified on 2020-08-30

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In this snippet, we will see how to mark with an asterisk all the required fields of a Symfony form. We will do it with CSS. Inspe...

Symfony

Published on 2020-08-25 • Modified on 2020-08-25

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In this snippet, we will see how to get the block names of a Twig template. To do so, we must use the Twig\Environment service whi...

Twig

Published on 2020-08-08 • Modified on 2020-08-08

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In this snippet, we will see how to get the fields and associations list of a Doctrine entity. First, we get the meta class of the...

Doctrine

Published on 2020-08-01 • Modified on 2020-08-01

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In this snippet, we will see how to test raw PHP code with the built-in web server. Sometimes, it's useful to use a clean context ...

PHP

Published on 2020-07-26 • Modified on 2020-07-26

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In this snippet, we will see how to get a variable from an include. Here, we affect the return value of an include call to the $de...

PHP

Published on 2020-07-25 • Modified on 2020-07-25

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